./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_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_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/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_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/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_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/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 30db2774ae7c33b2fc3994ebfbc8cdade38c4c896ef77d4c0cfe1bd9ebe3c8ad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:20,332 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:20,431 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:17:20,438 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:20,439 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:20,476 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:20,478 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:20,478 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:20,479 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:20,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:20,479 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:20,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:20,480 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:20,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:20,480 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:20,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:20,482 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:20,482 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:20,482 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:17:20,482 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:17:20,482 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:20,482 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:20,483 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:20,483 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:20,483 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:20,483 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:20,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:20,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:20,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:20,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:20,483 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:20,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:20,483 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_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/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 -> 30db2774ae7c33b2fc3994ebfbc8cdade38c4c896ef77d4c0cfe1bd9ebe3c8ad [2024-11-13 20:17:20,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:20,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:20,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:20,891 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:20,892 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:20,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_bad.i Unable to find full path for "g++" [2024-11-13 20:17:23,406 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:23,886 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:23,888 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_bad.i [2024-11-13 20:17:23,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/data/3491816b4/7467bf8ab1074cb3b6eb13edbd27b244/FLAGa7f33777b [2024-11-13 20:17:23,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/data/3491816b4/7467bf8ab1074cb3b6eb13edbd27b244 [2024-11-13 20:17:23,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:23,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:23,937 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:23,937 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:23,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:23,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:23,945 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6286514d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:23, skipping insertion in model container [2024-11-13 20:17:23,945 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:23" (1/1) ... [2024-11-13 20:17:24,009 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:25,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:25,100 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:25,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:25,397 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:25,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25 WrapperNode [2024-11-13 20:17:25,398 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:25,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:25,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:25,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:25,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,423 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,442 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-13 20:17:25,442 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:25,443 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:25,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:25,443 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:25,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,457 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,460 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,461 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,463 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:25,464 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:25,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:25,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:25,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:25,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:25,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:25,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:17:25,532 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:17:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:25,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:25,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:25,676 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:25,677 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:25,766 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:25,766 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:25,813 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:25,814 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:17:25,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:25 BoogieIcfgContainer [2024-11-13 20:17:25,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:25,815 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:25,815 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:25,825 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:25,825 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:25,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:25,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:17:25,885 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:17:25,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:17:25,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:25,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:17:26,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:26,159 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:17:26,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:17:26 ImpRootNode [2024-11-13 20:17:26,193 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:17:26,198 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:17:26,198 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:17:26,199 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:17:26,203 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:25" (3/4) ... [2024-11-13 20:17:26,206 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:17:26,207 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:17:26,209 INFO L158 Benchmark]: Toolchain (without parser) took 2274.26ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 49.1MB in the end (delta: 39.8MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,210 INFO L158 Benchmark]: CDTParser took 2.11ms. Allocated memory is still 83.9MB. Free memory was 42.0MB in the beginning and 40.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:26,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1461.07ms. Allocated memory is still 117.4MB. Free memory was 88.3MB in the beginning and 79.7MB in the end (delta: 8.6MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,211 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.39ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 76.7MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,213 INFO L158 Benchmark]: Boogie Preprocessor took 20.21ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.9MB in the end (delta: 745.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:26,214 INFO L158 Benchmark]: RCFGBuilder took 350.74ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 62.9MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,214 INFO L158 Benchmark]: CodeCheck took 378.22ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 49.8MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:17:26,215 INFO L158 Benchmark]: Witness Printer took 10.19ms. Allocated memory is still 117.4MB. Free memory was 49.8MB in the beginning and 49.1MB in the end (delta: 750.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:26,220 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, 15 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, 8 NumberOfCodeBlocks, 8 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_multiply_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.11ms. Allocated memory is still 83.9MB. Free memory was 42.0MB in the beginning and 40.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1461.07ms. Allocated memory is still 117.4MB. Free memory was 88.3MB in the beginning and 79.7MB in the end (delta: 8.6MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.39ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 76.7MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.21ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.9MB in the end (delta: 745.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 350.74ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 62.9MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 378.22ms. Allocated memory is still 117.4MB. Free memory was 62.9MB in the beginning and 49.8MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 10.19ms. Allocated memory is still 117.4MB. Free memory was 49.8MB in the beginning and 49.1MB in the end (delta: 750.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:17:26,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/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_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/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_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/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_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/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 30db2774ae7c33b2fc3994ebfbc8cdade38c4c896ef77d4c0cfe1bd9ebe3c8ad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:29,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:29,178 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:17:29,237 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:29,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:29,238 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:29,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:29,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:29,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:29,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:29,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:29,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:29,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:29,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:29,239 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:17:29,239 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:17:29,239 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:29,239 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:17:29,240 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:17:29,240 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:17:29,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:29,240 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:29,246 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:29,246 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:29,246 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:29,246 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:29,246 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:17:29,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:29,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:29,247 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:29,247 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:29,247 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:29,247 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:17:29,247 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:29,247 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:17:29,247 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_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/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 -> 30db2774ae7c33b2fc3994ebfbc8cdade38c4c896ef77d4c0cfe1bd9ebe3c8ad [2024-11-13 20:17:29,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:29,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:29,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:29,598 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:29,598 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:29,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_bad.i Unable to find full path for "g++" [2024-11-13 20:17:31,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:32,168 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:32,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_bad.i [2024-11-13 20:17:32,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/data/083ef0f63/e7dc432ba6ab40788c541b35e8844412/FLAG8e44fda88 [2024-11-13 20:17:32,275 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/data/083ef0f63/e7dc432ba6ab40788c541b35e8844412 [2024-11-13 20:17:32,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:32,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:32,283 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:32,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:32,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:32,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:32" (1/1) ... [2024-11-13 20:17:32,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46283950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:32, skipping insertion in model container [2024-11-13 20:17:32,292 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:32" (1/1) ... [2024-11-13 20:17:32,351 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:33,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:33,417 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:33,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:33,724 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:33,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33 WrapperNode [2024-11-13 20:17:33,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:33,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:33,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:33,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:33,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,773 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,802 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-13 20:17:33,803 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:33,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:33,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:33,804 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:33,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,832 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,841 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,847 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:33,853 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:33,854 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:33,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:33,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:33,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:33,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:33,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:17:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:17:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:33,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:33,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:34,133 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:34,135 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:34,286 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:17:34,287 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:34,348 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:17:34,348 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:17:34,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:34 BoogieIcfgContainer [2024-11-13 20:17:34,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:17:34,350 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:17:34,350 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:17:34,362 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:17:34,362 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:17:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:17:34,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:17:34,424 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:17:34,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:17:34,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:17:34,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:34,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:17:34,433 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:17:34,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:17:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:34,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:34,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:17:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:17:34,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:17:34,771 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:17:34,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:17:34 ImpRootNode [2024-11-13 20:17:34,811 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:17:34,812 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:17:34,813 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:17:34,813 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:17:34,813 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:17:34" (3/4) ... [2024-11-13 20:17:34,816 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:17:34,817 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:17:34,820 INFO L158 Benchmark]: Toolchain (without parser) took 2537.68ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 84.8MB in the end (delta: 4.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-11-13 20:17:34,821 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:34,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1441.86ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 67.4MB in the end (delta: 21.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 20:17:34,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.45ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 64.6MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:34,822 INFO L158 Benchmark]: Boogie Preprocessor took 46.17ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 63.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:34,822 INFO L158 Benchmark]: RCFGBuilder took 495.67ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 47.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:17:34,823 INFO L158 Benchmark]: CodeCheck took 461.42ms. Allocated memory is still 117.4MB. Free memory was 47.5MB in the beginning and 84.8MB in the end (delta: -37.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:34,823 INFO L158 Benchmark]: Witness Printer took 4.91ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 84.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:34,828 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, 15 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_multiply_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1441.86ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 67.4MB in the end (delta: 21.2MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.45ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 64.6MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.17ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 63.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 495.67ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 47.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 461.42ms. Allocated memory is still 117.4MB. Free memory was 47.5MB in the beginning and 84.8MB in the end (delta: -37.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.91ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 84.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:17:34,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_222c78c4-fca5-4ba0-a8dc-d33268b9e03d/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