./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_14_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_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/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_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/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_9681da2d-82a9-4967-832b-59a9a794489d/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 bc1d8cf1f053a2cb9d7798e38ed9b95323387a9f6d87d01459f368e89006eece --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:59:54,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:59:55,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:59:55,049 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:59:55,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:59:55,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:59:55,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:59:55,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:59:55,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:59:55,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:59:55,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:59:55,085 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:59:55,085 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:59:55,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:59:55,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:59:55,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:59:55,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:59:55,087 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:59:55,087 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:59:55,090 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:59:55,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:59:55,091 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:59:55,091 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:59:55,092 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:59:55,092 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:59:55,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:59:55,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:59:55,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:59:55,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:59:55,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:59:55,094 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:59:55,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:59:55,099 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_9681da2d-82a9-4967-832b-59a9a794489d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc1d8cf1f053a2cb9d7798e38ed9b95323387a9f6d87d01459f368e89006eece [2024-11-08 23:59:55,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:59:55,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:59:55,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:59:55,438 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:59:55,439 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:59:55,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_14_bad.i Unable to find full path for "g++" [2024-11-08 23:59:57,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:59:57,915 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:59:57,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_14_bad.i [2024-11-08 23:59:57,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/data/f778b7474/84a9337e381f4cad83e2e88b94b33599/FLAG4f6e3e108 [2024-11-08 23:59:58,108 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/data/f778b7474/84a9337e381f4cad83e2e88b94b33599 [2024-11-08 23:59:58,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:59:58,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:59:58,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:59:58,117 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:59:58,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:59:58,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:59:58" (1/1) ... [2024-11-08 23:59:58,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@787fb106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:58, skipping insertion in model container [2024-11-08 23:59:58,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:59:58" (1/1) ... [2024-11-08 23:59:58,220 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:59:59,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:59:59,292 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:59:59,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:59:59,541 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:59:59,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59 WrapperNode [2024-11-08 23:59:59,542 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:59:59,543 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:59:59,544 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:59:59,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:59:59,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,637 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2024-11-08 23:59:59,639 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:59:59,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:59:59,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:59:59,640 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:59:59,649 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,654 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,664 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,671 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:59:59,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:59:59,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:59:59,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:59:59,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:59:59" (1/1) ... [2024-11-08 23:59:59,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:59:59,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:59:59,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:59:59,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:59:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:59:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:59:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:59:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:59:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:59:59,904 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:59:59,905 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:00,011 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:00,011 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:00,082 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:00,083 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:00:00,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:00 BoogieIcfgContainer [2024-11-09 00:00:00,083 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:00,084 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:00,085 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:00,092 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:00,093 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:00" (1/1) ... [2024-11-09 00:00:00,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:00,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:00:00,153 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:00:00,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:00:00,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:00,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:00,391 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:00,497 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:00,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:00,536 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:00:00,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:00:00 ImpRootNode [2024-11-09 00:00:00,563 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:00:00,563 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:00:00,564 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:00:00,564 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:00:00,565 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:00" (3/4) ... [2024-11-09 00:00:00,568 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:00:00,569 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:00:00,570 INFO L158 Benchmark]: Toolchain (without parser) took 2457.16ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 69.8MB in the beginning and 131.8MB in the end (delta: -62.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:00,571 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 132.1MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:00,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1425.72ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 69.5MB in the beginning and 85.3MB in the end (delta: -15.8MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2024-11-09 00:00:00,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.01ms. Allocated memory is still 176.2MB. Free memory was 85.3MB in the beginning and 141.9MB in the end (delta: -56.6MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-09 00:00:00,573 INFO L158 Benchmark]: Boogie Preprocessor took 36.69ms. Allocated memory is still 176.2MB. Free memory was 141.9MB in the beginning and 140.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:00,573 INFO L158 Benchmark]: RCFGBuilder took 406.58ms. Allocated memory is still 176.2MB. Free memory was 140.8MB in the beginning and 125.1MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:00:00,574 INFO L158 Benchmark]: CodeCheck took 478.24ms. Allocated memory is still 176.2MB. Free memory was 125.1MB in the beginning and 131.8MB in the end (delta: -6.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:00,574 INFO L158 Benchmark]: Witness Printer took 5.76ms. Allocated memory is still 176.2MB. Free memory is still 131.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:00,578 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_min_sub_14_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE globalFive==5 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalFive==5 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] [L1559] data - 1 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 0.30ms. Allocated memory is still 132.1MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1425.72ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 69.5MB in the beginning and 85.3MB in the end (delta: -15.8MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.01ms. Allocated memory is still 176.2MB. Free memory was 85.3MB in the beginning and 141.9MB in the end (delta: -56.6MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.69ms. Allocated memory is still 176.2MB. Free memory was 141.9MB in the beginning and 140.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 406.58ms. Allocated memory is still 176.2MB. Free memory was 140.8MB in the beginning and 125.1MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 478.24ms. Allocated memory is still 176.2MB. Free memory was 125.1MB in the beginning and 131.8MB in the end (delta: -6.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.76ms. Allocated memory is still 176.2MB. Free memory is still 131.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:00:00,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/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_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/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_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/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_9681da2d-82a9-4967-832b-59a9a794489d/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 bc1d8cf1f053a2cb9d7798e38ed9b95323387a9f6d87d01459f368e89006eece --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:00:03,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:00:03,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:00:03,196 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:00:03,197 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:00:03,197 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:00:03,198 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:00:03,198 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:00:03,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:00:03,199 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:00:03,200 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:00:03,201 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:00:03,201 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:00:03,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:00:03,205 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:00:03,205 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:00:03,206 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:00:03,206 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:00:03,207 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:00:03,207 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:00:03,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:00:03,212 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:00:03,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:00:03,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:00:03,213 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:00:03,213 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:03,214 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:00:03,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:00:03,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:03,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:00:03,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:00:03,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:00:03,216 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:00:03,216 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:03,216 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:00:03,217 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_9681da2d-82a9-4967-832b-59a9a794489d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc1d8cf1f053a2cb9d7798e38ed9b95323387a9f6d87d01459f368e89006eece [2024-11-09 00:00:03,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:00:03,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:00:03,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:00:03,783 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:00:03,784 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:00:03,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_14_bad.i Unable to find full path for "g++" [2024-11-09 00:00:06,017 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:00:06,427 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:00:06,428 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_14_bad.i [2024-11-09 00:00:06,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/data/517194dd1/70c2d7d0910e4d74858d123d4cfe423e/FLAG39feeefdc [2024-11-09 00:00:06,591 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/data/517194dd1/70c2d7d0910e4d74858d123d4cfe423e [2024-11-09 00:00:06,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:00:06,595 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:00:06,597 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:06,597 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:00:06,602 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:00:06,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:06" (1/1) ... [2024-11-09 00:00:06,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db7db27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:06, skipping insertion in model container [2024-11-09 00:00:06,605 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:06" (1/1) ... [2024-11-09 00:00:06,675 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:00:07,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:07,739 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:00:07,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:08,085 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:00:08,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08 WrapperNode [2024-11-09 00:00:08,086 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:08,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:08,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:00:08,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:00:08,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,172 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2024-11-09 00:00:08,172 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:08,174 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:00:08,174 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:00:08,174 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:00:08,198 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,232 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:00:08,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:00:08,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:00:08,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:00:08,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:08,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:00:08,281 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:00:08,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:00:08,316 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:00:08,316 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:00:08,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:00:08,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:00:08,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:00:08,541 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:00:08,543 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:08,691 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:08,692 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:08,769 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:08,769 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:00:08,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:08 BoogieIcfgContainer [2024-11-09 00:00:08,770 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:08,770 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:08,771 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:08,782 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:08,782 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:08" (1/1) ... [2024-11-09 00:00:08,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:08,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:00:08,849 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:00:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:00:08,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:08,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:08,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:08,860 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:08,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:00:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:09,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:09,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:09,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:00:09,222 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:00:09,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:00:09 ImpRootNode [2024-11-09 00:00:09,259 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:00:09,261 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:00:09,261 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:00:09,261 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:00:09,262 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:08" (3/4) ... [2024-11-09 00:00:09,266 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:00:09,267 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:00:09,268 INFO L158 Benchmark]: Toolchain (without parser) took 2672.56ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 54.8MB in the beginning and 52.0MB in the end (delta: 2.7MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2024-11-09 00:00:09,269 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 81.8MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:09,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1492.83ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 54.6MB in the beginning and 56.5MB in the end (delta: -2.0MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2024-11-09 00:00:09,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.26ms. Allocated memory is still 111.1MB. Free memory was 56.5MB in the beginning and 53.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:09,273 INFO L158 Benchmark]: Boogie Preprocessor took 64.47ms. Allocated memory is still 111.1MB. Free memory was 53.6MB in the beginning and 82.3MB in the end (delta: -28.7MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-11-09 00:00:09,274 INFO L158 Benchmark]: RCFGBuilder took 530.86ms. Allocated memory is still 111.1MB. Free memory was 82.3MB in the beginning and 66.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:00:09,275 INFO L158 Benchmark]: CodeCheck took 488.43ms. Allocated memory is still 111.1MB. Free memory was 66.1MB in the beginning and 52.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:00:09,276 INFO L158 Benchmark]: Witness Printer took 6.20ms. Allocated memory is still 111.1MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:09,280 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_min_sub_14_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE globalFive==5 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalFive==5 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] [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 81.8MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1492.83ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 54.6MB in the beginning and 56.5MB in the end (delta: -2.0MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.26ms. Allocated memory is still 111.1MB. Free memory was 56.5MB in the beginning and 53.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.47ms. Allocated memory is still 111.1MB. Free memory was 53.6MB in the beginning and 82.3MB in the end (delta: -28.7MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * RCFGBuilder took 530.86ms. Allocated memory is still 111.1MB. Free memory was 82.3MB in the beginning and 66.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 488.43ms. Allocated memory is still 111.1MB. Free memory was 66.1MB in the beginning and 52.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.20ms. Allocated memory is still 111.1MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:00:09,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9681da2d-82a9-4967-832b-59a9a794489d/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