./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_68_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_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/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_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/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_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/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 afac85fb40dfe04f77fb53e4fa5faf26755c8c8d63c8c59ee6820453aaf830bc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:07:34,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:07:35,059 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:07:35,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:07:35,065 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:07:35,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:07:35,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:07:35,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:07:35,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:07:35,104 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:07:35,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:07:35,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:07:35,107 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:07:35,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:07:35,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:07:35,111 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:07:35,111 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:07:35,111 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:07:35,112 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:07:35,112 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:07:35,112 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:07:35,116 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:07:35,117 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:07:35,117 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:07:35,117 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:07:35,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:07:35,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:35,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:07:35,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:07:35,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:07:35,119 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:07:35,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:07:35,119 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_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afac85fb40dfe04f77fb53e4fa5faf26755c8c8d63c8c59ee6820453aaf830bc [2024-11-08 22:07:35,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:07:35,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:07:35,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:07:35,456 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:07:35,457 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:07:35,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_68_bad.i Unable to find full path for "g++" [2024-11-08 22:07:37,678 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:07:38,155 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:07:38,156 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_68_bad.i [2024-11-08 22:07:38,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/data/4c5cd81c7/423eb6f2d8274b4688e56825d8bd048b/FLAG118bca63a [2024-11-08 22:07:38,280 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/data/4c5cd81c7/423eb6f2d8274b4688e56825d8bd048b [2024-11-08 22:07:38,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:07:38,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:07:38,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:38,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:07:38,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:07:38,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:38" (1/1) ... [2024-11-08 22:07:38,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cdf7529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:38, skipping insertion in model container [2024-11-08 22:07:38,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:38" (1/1) ... [2024-11-08 22:07:38,358 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:07:39,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:39,492 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:07:39,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:39,848 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:07:39,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39 WrapperNode [2024-11-08 22:07:39,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:39,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:39,851 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:07:39,851 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:07:39,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,891 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,932 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-11-08 22:07:39,933 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:39,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:07:39,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:07:39,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:07:39,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,966 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,968 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,973 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:07:39,974 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:07:39,978 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:07:39,978 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:07:39,979 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:39" (1/1) ... [2024-11-08 22:07:39,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:40,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:07:40,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:07:40,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:07:40,059 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:07:40,059 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:07:40,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:07:40,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:07:40,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:07:40,224 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:07:40,226 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:07:40,332 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 22:07:40,332 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:07:40,397 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:07:40,398 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:07:40,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:40 BoogieIcfgContainer [2024-11-08 22:07:40,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:07:40,400 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:07:40,403 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:07:40,415 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:07:40,415 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:40" (1/1) ... [2024-11-08 22:07:40,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:07:40,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:40,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:07:40,481 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:07:40,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:07:40,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:40,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:40,651 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:07:40,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:40,761 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:07:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:40,791 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:07:40,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:07:40 ImpRootNode [2024-11-08 22:07:40,824 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:07:40,826 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:07:40,826 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:07:40,826 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:07:40,827 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:40" (3/4) ... [2024-11-08 22:07:40,833 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:07:40,834 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:07:40,836 INFO L158 Benchmark]: Toolchain (without parser) took 2552.06ms. Allocated memory was 165.7MB in the beginning and 228.6MB in the end (delta: 62.9MB). Free memory was 127.1MB in the beginning and 143.7MB in the end (delta: -16.6MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,837 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:40,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1564.46ms. Allocated memory was 165.7MB in the beginning and 228.6MB in the end (delta: 62.9MB). Free memory was 127.1MB in the beginning and 177.2MB in the end (delta: -50.2MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.45ms. Allocated memory is still 228.6MB. Free memory was 177.2MB in the beginning and 175.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,839 INFO L158 Benchmark]: Boogie Preprocessor took 38.41ms. Allocated memory is still 228.6MB. Free memory was 175.1MB in the beginning and 173.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,841 INFO L158 Benchmark]: RCFGBuilder took 424.85ms. Allocated memory is still 228.6MB. Free memory was 173.0MB in the beginning and 159.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,842 INFO L158 Benchmark]: CodeCheck took 425.02ms. Allocated memory is still 228.6MB. Free memory was 159.4MB in the beginning and 144.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,843 INFO L158 Benchmark]: Witness Printer took 8.98ms. Allocated memory is still 228.6MB. Free memory was 144.7MB in the beginning and 143.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:40,848 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: 1576]: 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 1563. 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); [L1548] int CWE191_Integer_Underflow__int_min_multiply_68_badData; [L1549] int CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_68_badData=0, CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_68_badData=0, CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_min_multiply_68_bad() [L1554] int data; [L1555] data = 0 [L1556] data = (-0x7fffffff - 1) [L1557] CWE191_Integer_Underflow__int_min_multiply_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_min_multiply_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_min_multiply_68_badData; VAL [CWE191_Integer_Underflow__int_min_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData=0, 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] [L1574] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_min_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData=0, 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] [L1576] data * 2 VAL [CWE191_Integer_Underflow__int_min_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 109.1MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1564.46ms. Allocated memory was 165.7MB in the beginning and 228.6MB in the end (delta: 62.9MB). Free memory was 127.1MB in the beginning and 177.2MB in the end (delta: -50.2MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.45ms. Allocated memory is still 228.6MB. Free memory was 177.2MB in the beginning and 175.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.41ms. Allocated memory is still 228.6MB. Free memory was 175.1MB in the beginning and 173.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 424.85ms. Allocated memory is still 228.6MB. Free memory was 173.0MB in the beginning and 159.4MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 425.02ms. Allocated memory is still 228.6MB. Free memory was 159.4MB in the beginning and 144.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.98ms. Allocated memory is still 228.6MB. Free memory was 144.7MB in the beginning and 143.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:07:40,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/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_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/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_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/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_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/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 afac85fb40dfe04f77fb53e4fa5faf26755c8c8d63c8c59ee6820453aaf830bc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:07:43,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:07:43,612 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:07:43,664 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:07:43,665 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:07:43,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:07:43,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:07:43,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:07:43,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:07:43,668 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:07:43,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:07:43,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:07:43,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:07:43,669 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:07:43,670 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:07:43,670 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:07:43,671 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:07:43,671 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:07:43,671 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:07:43,672 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:07:43,672 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:07:43,672 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:07:43,673 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:07:43,673 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:07:43,674 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:07:43,674 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:43,674 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:07:43,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:07:43,675 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:43,675 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:07:43,676 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:07:43,676 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:07:43,676 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:07:43,677 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:43,677 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:07:43,677 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_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afac85fb40dfe04f77fb53e4fa5faf26755c8c8d63c8c59ee6820453aaf830bc [2024-11-08 22:07:44,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:07:44,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:07:44,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:07:44,176 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:07:44,177 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:07:44,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_68_bad.i Unable to find full path for "g++" [2024-11-08 22:07:46,426 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:07:46,878 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:07:46,881 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_68_bad.i [2024-11-08 22:07:46,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/data/98e906f18/08d291b6f514432db430df117c4a9dd0/FLAG78a6b13ae [2024-11-08 22:07:46,934 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/data/98e906f18/08d291b6f514432db430df117c4a9dd0 [2024-11-08 22:07:46,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:07:46,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:07:46,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:46,941 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:07:46,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:07:46,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:46" (1/1) ... [2024-11-08 22:07:46,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ee77731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:46, skipping insertion in model container [2024-11-08 22:07:46,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:07:46" (1/1) ... [2024-11-08 22:07:47,025 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:07:48,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:48,414 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:07:48,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:07:48,670 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:07:48,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48 WrapperNode [2024-11-08 22:07:48,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:07:48,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:48,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:07:48,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:07:48,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,703 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,725 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-11-08 22:07:48,725 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:07:48,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:07:48,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:07:48,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:07:48,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,756 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:07:48,757 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:07:48,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:07:48,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:07:48,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:07:48" (1/1) ... [2024-11-08 22:07:48,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:07:48,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:07:48,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:07:48,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:07:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:07:48,842 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:07:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:07:48,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:07:48,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:07:49,017 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:07:49,019 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:07:49,134 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 22:07:49,134 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:07:49,185 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:07:49,185 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:07:49,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:49 BoogieIcfgContainer [2024-11-08 22:07:49,186 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:07:49,187 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:07:49,187 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:07:49,202 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:07:49,202 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:49" (1/1) ... [2024-11-08 22:07:49,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:07:49,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:49,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:07:49,290 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:07:49,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:07:49,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:49,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:49,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:49,301 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:49,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:07:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:49,517 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:07:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:49,655 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:07:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:07:49,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:07:49,706 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:07:49,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:07:49 ImpRootNode [2024-11-08 22:07:49,746 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:07:49,747 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:07:49,748 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:07:49,748 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:07:49,749 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:07:49" (3/4) ... [2024-11-08 22:07:49,756 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:07:49,757 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:07:49,758 INFO L158 Benchmark]: Toolchain (without parser) took 2819.02ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 38.9MB in the beginning and 55.0MB in the end (delta: -16.1MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-11-08 22:07:49,759 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:49,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1730.70ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 38.8MB in the beginning and 62.9MB in the end (delta: -24.2MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2024-11-08 22:07:49,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.60ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 59.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:49,761 INFO L158 Benchmark]: Boogie Preprocessor took 30.83ms. Allocated memory is still 92.3MB. Free memory was 59.8MB in the beginning and 57.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:49,762 INFO L158 Benchmark]: RCFGBuilder took 428.57ms. Allocated memory is still 92.3MB. Free memory was 57.7MB in the beginning and 42.0MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:07:49,764 INFO L158 Benchmark]: CodeCheck took 559.48ms. Allocated memory is still 92.3MB. Free memory was 42.0MB in the beginning and 55.0MB in the end (delta: -13.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:49,765 INFO L158 Benchmark]: Witness Printer took 10.44ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 55.0MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:49,771 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: 1576]: 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 1563. 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); [L1548] int CWE191_Integer_Underflow__int_min_multiply_68_badData; [L1549] int CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_68_badData=0, CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_min_multiply_68_badData=0, CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_min_multiply_68_bad() [L1554] int data; [L1555] data = 0 [L1556] data = (-0x7fffffff - 1) [L1557] CWE191_Integer_Underflow__int_min_multiply_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_min_multiply_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_min_multiply_68_badData; VAL [CWE191_Integer_Underflow__int_min_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData=0, 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] [L1574] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_min_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData=0, 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] [L1576] data * 2 VAL [CWE191_Integer_Underflow__int_min_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_min_multiply_68_goodG2BData=0, 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 0.39ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1730.70ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 38.8MB in the beginning and 62.9MB in the end (delta: -24.2MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.60ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 59.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.83ms. Allocated memory is still 92.3MB. Free memory was 59.8MB in the beginning and 57.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 428.57ms. Allocated memory is still 92.3MB. Free memory was 57.7MB in the beginning and 42.0MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 559.48ms. Allocated memory is still 92.3MB. Free memory was 42.0MB in the beginning and 55.0MB in the end (delta: -13.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 10.44ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 55.0MB 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 22:07:49,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a1402c-12a6-46e6-b90b-0abbaf1593a5/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