./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_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_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/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_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/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_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/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 c6e06cb257af2e687f8aadbb10e11a159984be20e594282cc13625c13bcacfe4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:09:23,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:09:23,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:09:23,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:09:23,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:09:23,794 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:09:23,795 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:09:23,796 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:09:23,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:09:23,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:09:23,797 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:09:23,797 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:09:23,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:09:23,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:09:23,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:09:23,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:09:23,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:09:23,798 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:09:23,799 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:09:23,799 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:09:23,799 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:09:23,799 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:09:23,799 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:09:23,800 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:09:23,800 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:09:23,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:09:23,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:23,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:09:23,801 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:09:23,801 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:09:23,801 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:09:23,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:09:23,802 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_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/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 -> c6e06cb257af2e687f8aadbb10e11a159984be20e594282cc13625c13bcacfe4 [2024-11-13 23:09:24,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:09:24,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:09:24,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:09:24,179 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:09:24,180 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:09:24,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i Unable to find full path for "g++" [2024-11-13 23:09:26,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:09:27,129 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:09:27,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i [2024-11-13 23:09:27,173 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/data/22abc8e27/155fbf995f1c43838cfb8d9795acce57/FLAGed5cb89df [2024-11-13 23:09:27,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/data/22abc8e27/155fbf995f1c43838cfb8d9795acce57 [2024-11-13 23:09:27,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:09:27,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:09:27,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:27,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:09:27,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:09:27,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:27" (1/1) ... [2024-11-13 23:09:27,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@429c7c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:27, skipping insertion in model container [2024-11-13 23:09:27,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:27" (1/1) ... [2024-11-13 23:09:27,313 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:09:28,450 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:28,464 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:09:28,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:28,882 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:09:28,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28 WrapperNode [2024-11-13 23:09:28,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:28,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:28,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:09:28,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:09:28,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:28,932 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:28,963 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-13 23:09:28,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:28,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:09:28,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:09:28,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:09:28,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:28,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:28,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:28,976 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:28,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:28,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:28,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:28,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:29,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:09:29,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:09:29,006 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:09:29,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:09:29,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:28" (1/1) ... [2024-11-13 23:09:29,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:29,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:09:29,071 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:09:29,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:09:29,098 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:09:29,098 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:09:29,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:09:29,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:09:29,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:09:29,274 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:09:29,276 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:09:29,462 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 23:09:29,462 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:09:29,563 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:09:29,564 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:09:29,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:29 BoogieIcfgContainer [2024-11-13 23:09:29,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:09:29,566 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:09:29,567 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:09:29,579 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:09:29,579 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:29" (1/1) ... [2024-11-13 23:09:29,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:09:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:29,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:09:29,680 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:09:29,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:09:29,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:29,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:29,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:09:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:29,901 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:09:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:29,941 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:09:29,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:09:29 ImpRootNode [2024-11-13 23:09:29,974 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:09:29,974 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:09:29,975 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:09:29,975 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:09:29,976 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:29" (3/4) ... [2024-11-13 23:09:29,979 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:09:29,981 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:09:29,982 INFO L158 Benchmark]: Toolchain (without parser) took 2773.22ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 50.8MB in the end (delta: 39.8MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,983 INFO L158 Benchmark]: CDTParser took 1.26ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:29,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1673.11ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 81.8MB in the end (delta: 8.7MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.13ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 79.1MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,984 INFO L158 Benchmark]: Boogie Preprocessor took 41.51ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:29,985 INFO L158 Benchmark]: RCFGBuilder took 558.18ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 64.6MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,986 INFO L158 Benchmark]: CodeCheck took 407.26ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 50.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,986 INFO L158 Benchmark]: Witness Printer took 6.51ms. Allocated memory is still 117.4MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:29,989 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: 1561]: 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 1570. 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 int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] 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, staticFalse=0, staticTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_min_postdec_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] 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, staticFalse=0, staticTrue=1] [L1558] COND TRUE \read(staticTrue) [L1561] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1673.11ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 81.8MB in the end (delta: 8.7MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.13ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 79.1MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.51ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 558.18ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 64.6MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 407.26ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 50.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.51ms. Allocated memory is still 117.4MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:09:30,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/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_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/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_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/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_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/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 c6e06cb257af2e687f8aadbb10e11a159984be20e594282cc13625c13bcacfe4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:09:33,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:09:33,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:09:33,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:09:33,473 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:09:33,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:09:33,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:09:33,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:09:33,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:09:33,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:09:33,475 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:09:33,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:09:33,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:09:33,476 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:09:33,476 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:09:33,476 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:09:33,476 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:09:33,476 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:09:33,477 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:09:33,477 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:09:33,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:09:33,477 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:09:33,477 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:09:33,477 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:09:33,477 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:09:33,478 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:33,479 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:09:33,480 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:09:33,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:33,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:09:33,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:09:33,480 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:09:33,481 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:09:33,481 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:33,481 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:09:33,481 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_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/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 -> c6e06cb257af2e687f8aadbb10e11a159984be20e594282cc13625c13bcacfe4 [2024-11-13 23:09:33,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:09:33,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:09:33,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:09:33,918 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:09:33,918 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:09:33,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i Unable to find full path for "g++" [2024-11-13 23:09:36,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:09:36,783 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:09:36,784 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_05_bad.i [2024-11-13 23:09:36,814 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/data/64b5f899e/4c42033155c347658f9b37f7391e89b7/FLAG8f3844f8c [2024-11-13 23:09:36,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/data/64b5f899e/4c42033155c347658f9b37f7391e89b7 [2024-11-13 23:09:36,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:09:36,838 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:09:36,840 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:36,840 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:09:36,846 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:09:36,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:36" (1/1) ... [2024-11-13 23:09:36,848 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c8af321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:36, skipping insertion in model container [2024-11-13 23:09:36,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:36" (1/1) ... [2024-11-13 23:09:36,929 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:09:38,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:38,146 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:09:38,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:38,495 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:09:38,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38 WrapperNode [2024-11-13 23:09:38,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:38,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:38,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:09:38,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:09:38,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,531 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,555 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-13 23:09:38,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:38,556 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:09:38,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:09:38,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:09:38,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,569 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,584 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,589 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:09:38,590 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:09:38,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:09:38,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:09:38,592 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:38" (1/1) ... [2024-11-13 23:09:38,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:38,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:09:38,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:09:38,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:09:38,676 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:09:38,676 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:09:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:09:38,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:09:38,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:09:38,946 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:09:38,949 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:09:39,132 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 23:09:39,133 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:09:39,241 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:09:39,242 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:09:39,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:39 BoogieIcfgContainer [2024-11-13 23:09:39,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:09:39,244 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:09:39,245 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:09:39,261 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:09:39,261 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:39" (1/1) ... [2024-11-13 23:09:39,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:09:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:39,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 23:09:39,353 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 23:09:39,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:09:39,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:39,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:39,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:09:39,366 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:09:39,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:09:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:39,618 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:09:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:39,784 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:09:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:39,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:09:39,856 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:09:39,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:09:39 ImpRootNode [2024-11-13 23:09:39,908 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:09:39,910 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:09:39,910 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:09:39,910 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:09:39,913 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:39" (3/4) ... [2024-11-13 23:09:39,952 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:09:39,953 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:09:39,959 INFO L158 Benchmark]: Toolchain (without parser) took 3116.85ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 87.3MB in the end (delta: 2.8MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2024-11-13 23:09:39,960 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 84.0MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:39,960 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1656.64ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 69.9MB in the end (delta: 20.0MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 23:09:39,961 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.18ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 67.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:39,961 INFO L158 Benchmark]: Boogie Preprocessor took 32.78ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 65.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:39,962 INFO L158 Benchmark]: RCFGBuilder took 652.66ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 50.2MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:09:39,966 INFO L158 Benchmark]: CodeCheck took 665.10ms. Allocated memory is still 117.4MB. Free memory was 50.2MB in the beginning and 36.8MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:09:39,967 INFO L158 Benchmark]: Witness Printer took 44.12ms. Allocated memory is still 117.4MB. Free memory was 36.8MB in the beginning and 87.3MB in the end (delta: -50.4MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-11-13 23:09:39,970 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: 0.6s, 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: 1561]: 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 1570. 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 int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] 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, staticFalse=0, staticTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_min_postdec_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1556] 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, staticFalse=0, staticTrue=1] [L1558] COND TRUE \read(staticTrue) [L1561] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 84.0MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1656.64ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 69.9MB in the end (delta: 20.0MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.18ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 67.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.78ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 65.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 652.66ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 50.2MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 665.10ms. Allocated memory is still 117.4MB. Free memory was 50.2MB in the beginning and 36.8MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 44.12ms. Allocated memory is still 117.4MB. Free memory was 36.8MB in the beginning and 87.3MB in the end (delta: -50.4MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:09:40,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6fd883-1c99-4460-9b37-d6f3ad2591c6/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample