./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_06_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 042ba0cf9f984e514db487c54675506767b9d40b4338fd29601244496f8bb682 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:30:34,686 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:30:34,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:30:34,779 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:30:34,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:30:34,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:30:34,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:30:34,817 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:30:34,817 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:30:34,818 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:30:34,819 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:30:34,819 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:30:34,819 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:30:34,819 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:30:34,819 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:30:34,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:30:34,820 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:30:34,820 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:30:34,820 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:30:34,820 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:30:34,820 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:30:34,820 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:30:34,821 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:30:34,821 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:30:34,821 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:30:34,821 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:30:34,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:34,822 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:30:34,822 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:30:34,822 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:30:34,822 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:30:34,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:30:34,823 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 042ba0cf9f984e514db487c54675506767b9d40b4338fd29601244496f8bb682 [2024-11-13 22:30:35,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:30:35,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:30:35,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:30:35,181 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:30:35,181 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:30:35,182 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_06_bad.i Unable to find full path for "g++" [2024-11-13 22:30:37,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:30:37,594 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:30:37,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_06_bad.i [2024-11-13 22:30:37,628 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/data/6abea87d9/e6017192785440b0944675a61514e337/FLAGbc1229ec5 [2024-11-13 22:30:37,656 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/data/6abea87d9/e6017192785440b0944675a61514e337 [2024-11-13 22:30:37,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:30:37,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:30:37,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:37,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:30:37,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:30:37,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:37" (1/1) ... [2024-11-13 22:30:37,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710e6d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:37, skipping insertion in model container [2024-11-13 22:30:37,673 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:37" (1/1) ... [2024-11-13 22:30:37,741 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:30:38,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:38,789 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:30:38,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:39,080 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:30:39,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39 WrapperNode [2024-11-13 22:30:39,081 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:39,082 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:39,082 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:30:39,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:30:39,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,144 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-13 22:30:39,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:39,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:30:39,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:30:39,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:30:39,152 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:30:39,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:30:39,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:30:39,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:30:39,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:39,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:30:39,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:30:39,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:30:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:30:39,253 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:30:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:30:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:30:39,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:30:39,420 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:30:39,423 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:30:39,533 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:30:39,533 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:30:39,611 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:30:39,614 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:30:39,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:39 BoogieIcfgContainer [2024-11-13 22:30:39,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:30:39,617 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:30:39,617 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:30:39,628 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:30:39,629 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:39" (1/1) ... [2024-11-13 22:30:39,639 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:30:39,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:39,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:30:39,704 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:30:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:30:39,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:39,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:39,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:39,909 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:39,940 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:30:39,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:30:39 ImpRootNode [2024-11-13 22:30:39,964 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:30:39,965 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:30:39,965 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:30:39,965 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:30:39,966 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:39" (3/4) ... [2024-11-13 22:30:39,968 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:30:39,969 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:30:39,970 INFO L158 Benchmark]: Toolchain (without parser) took 2309.98ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 52.5MB in the end (delta: 36.5MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 22:30:39,971 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:39,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1419.67ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 82.9MB in the end (delta: 6.0MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-13 22:30:39,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.95ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 80.6MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:39,974 INFO L158 Benchmark]: Boogie Preprocessor took 19.72ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:39,976 INFO L158 Benchmark]: RCFGBuilder took 449.48ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 65.9MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:39,976 INFO L158 Benchmark]: CodeCheck took 347.70ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 52.5MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:30:39,977 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 117.4MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:39,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1560]: 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 1568. 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] static const int STATIC_CONST_FIVE = 5; [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_min_sub_06_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE STATIC_CONST_FIVE==5 [L1555] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] COND TRUE STATIC_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1419.67ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 82.9MB in the end (delta: 6.0MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.95ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 80.6MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.72ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 449.48ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 65.9MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 347.70ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 52.5MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 117.4MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:30:40,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 042ba0cf9f984e514db487c54675506767b9d40b4338fd29601244496f8bb682 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:30:42,780 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:30:42,919 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:30:42,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:30:42,952 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:30:42,952 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:30:42,952 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:30:42,953 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:30:42,953 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:30:42,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:30:42,953 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:30:42,953 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:30:42,953 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:30:42,953 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:30:42,954 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:30:42,954 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:30:42,954 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:30:42,954 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:30:42,954 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:30:42,954 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:30:42,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:30:42,954 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:30:42,955 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:30:42,955 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:30:42,955 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:30:42,955 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:42,955 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:30:42,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:30:42,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:42,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:30:42,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:30:42,956 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:30:42,956 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:30:42,956 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:42,956 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:30:42,956 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 042ba0cf9f984e514db487c54675506767b9d40b4338fd29601244496f8bb682 [2024-11-13 22:30:43,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:30:43,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:30:43,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:30:43,380 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:30:43,384 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:30:43,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_06_bad.i Unable to find full path for "g++" [2024-11-13 22:30:45,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:30:45,975 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:30:45,976 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_06_bad.i [2024-11-13 22:30:45,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/data/46d170ae5/c2336c1f00e94d018ebf8e31e04b248b/FLAGda8027039 [2024-11-13 22:30:46,015 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/data/46d170ae5/c2336c1f00e94d018ebf8e31e04b248b [2024-11-13 22:30:46,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:30:46,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:30:46,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:46,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:30:46,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:30:46,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:46" (1/1) ... [2024-11-13 22:30:46,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1545ce9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:46, skipping insertion in model container [2024-11-13 22:30:46,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:46" (1/1) ... [2024-11-13 22:30:46,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:30:47,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:47,061 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:30:47,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:47,373 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:30:47,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47 WrapperNode [2024-11-13 22:30:47,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:47,375 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:47,375 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:30:47,375 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:30:47,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,447 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-13 22:30:47,448 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:47,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:30:47,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:30:47,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:30:47,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,467 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,471 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,472 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,475 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:30:47,476 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:30:47,476 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:30:47,476 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:30:47,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:47,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:30:47,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:30:47,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:30:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:30:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:30:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:30:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:30:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:30:47,759 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:30:47,761 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:30:47,874 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 22:30:47,874 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:30:47,948 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:30:47,949 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:30:47,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:47 BoogieIcfgContainer [2024-11-13 22:30:47,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:30:47,950 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:30:47,950 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:30:47,961 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:30:47,961 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:47" (1/1) ... [2024-11-13 22:30:47,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:30:48,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:48,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:30:48,023 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:30:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:30:48,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:48,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:48,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:48,031 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:48,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:30:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:48,208 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:48,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:48,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:48,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:30:48,355 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:30:48,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:30:48 ImpRootNode [2024-11-13 22:30:48,391 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:30:48,392 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:30:48,392 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:30:48,393 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:30:48,394 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:47" (3/4) ... [2024-11-13 22:30:48,397 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:30:48,398 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:30:48,401 INFO L158 Benchmark]: Toolchain (without parser) took 2379.85ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 43.1MB in the end (delta: 13.6MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-13 22:30:48,402 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 83.9MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:48,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1353.49ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 51.7MB in the end (delta: 4.9MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-13 22:30:48,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.26ms. Allocated memory is still 83.9MB. Free memory was 51.7MB in the beginning and 48.9MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:48,403 INFO L158 Benchmark]: Boogie Preprocessor took 26.82ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 47.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:48,406 INFO L158 Benchmark]: RCFGBuilder took 473.40ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 32.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:30:48,407 INFO L158 Benchmark]: CodeCheck took 441.62ms. Allocated memory is still 83.9MB. Free memory was 32.1MB in the beginning and 43.1MB in the end (delta: -11.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:48,407 INFO L158 Benchmark]: Witness Printer took 5.89ms. Allocated memory is still 83.9MB. Free memory was 43.1MB in the beginning and 43.1MB in the end (delta: 10.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:48,409 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: 1560]: 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 1568. 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] static const int STATIC_CONST_FIVE = 5; [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_min_sub_06_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE STATIC_CONST_FIVE==5 [L1555] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] COND TRUE STATIC_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, 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 0.58ms. Allocated memory is still 83.9MB. Free memory is still 65.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1353.49ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 51.7MB in the end (delta: 4.9MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.26ms. Allocated memory is still 83.9MB. Free memory was 51.7MB in the beginning and 48.9MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.82ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 47.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 473.40ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 32.1MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 441.62ms. Allocated memory is still 83.9MB. Free memory was 32.1MB in the beginning and 43.1MB in the end (delta: -11.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.89ms. Allocated memory is still 83.9MB. Free memory was 43.1MB in the beginning and 43.1MB in the end (delta: 10.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:30:48,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97a1102c-620a-4763-87d6-bd7f4a3a6c3f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample