./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_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_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/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_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/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_c888f32c-0e14-4311-bb18-6d4091660253/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 7ea4d1638ce343f6d6f94cafda7ea9ed5e96b82306289dfa14c90075bb5ae976 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:22,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:22,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:32:22,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:32:22,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:32:22,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:22,224 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:22,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:22,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:22,224 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:22,224 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:22,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:22,224 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:32:22,225 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:22,225 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:22,225 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:22,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:22,225 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:22,225 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:32:22,225 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:32:22,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:22,225 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:22,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:22,226 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:22,226 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:22,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:22,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:22,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:22,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:22,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:22,226 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:32:22,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:32:22,226 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_c888f32c-0e14-4311-bb18-6d4091660253/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 -> 7ea4d1638ce343f6d6f94cafda7ea9ed5e96b82306289dfa14c90075bb5ae976 [2024-11-13 20:32:22,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:22,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:22,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:22,547 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:22,547 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:22,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i Unable to find full path for "g++" [2024-11-13 20:32:24,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:24,934 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:24,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i [2024-11-13 20:32:24,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/data/9672d25fc/5e370fabc3684d82a785f1d12c335a3e/FLAG38bcd24a3 [2024-11-13 20:32:24,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/data/9672d25fc/5e370fabc3684d82a785f1d12c335a3e [2024-11-13 20:32:24,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:24,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:24,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:24,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:24,986 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:24,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:24" (1/1) ... [2024-11-13 20:32:24,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47972de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:24, skipping insertion in model container [2024-11-13 20:32:24,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:24" (1/1) ... [2024-11-13 20:32:25,061 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:26,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:26,158 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:26,262 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:26,418 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:26,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26 WrapperNode [2024-11-13 20:32:26,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:26,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:26,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:26,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:26,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,488 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-13 20:32:26,489 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:26,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:26,490 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:26,491 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:26,498 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,514 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,516 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:26,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:26,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:26,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:26,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:26,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:26,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:26,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:26,598 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:32:26,599 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:32:26,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:26,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:26,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:26,751 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:26,754 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:26,837 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:32:26,837 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:26,872 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:32:26,872 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:32:26,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:26 BoogieIcfgContainer [2024-11-13 20:32:26,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:32:26,873 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:32:26,873 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:32:26,883 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:32:26,883 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:32:26,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:32:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:32:26,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:32:26,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:26,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:32:27,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:27,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 20:32:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 20:32:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:32:27,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:27,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:27,340 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:27,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:27,449 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:32:27,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:32:27 ImpRootNode [2024-11-13 20:32:27,477 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:32:27,478 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:32:27,478 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:32:27,478 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:32:27,478 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:26" (3/4) ... [2024-11-13 20:32:27,481 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:32:27,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:32:27,482 INFO L158 Benchmark]: Toolchain (without parser) took 2502.55ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 42.7MB in the end (delta: 46.8MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2024-11-13 20:32:27,483 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:27,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1437.91ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 81.6MB in the end (delta: 7.5MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 20:32:27,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.90ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 78.8MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:32:27,484 INFO L158 Benchmark]: Boogie Preprocessor took 30.23ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 78.2MB in the end (delta: 580.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:27,484 INFO L158 Benchmark]: RCFGBuilder took 352.00ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 64.7MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:32:27,484 INFO L158 Benchmark]: CodeCheck took 603.59ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 42.7MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:32:27,485 INFO L158 Benchmark]: Witness Printer took 4.13ms. Allocated memory is still 117.4MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:27,487 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 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, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1549] int CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData; [L1563] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE190_Integer_Overflow__int_fscanf_preinc_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE190_Integer_Overflow__int_fscanf_preinc_68_badData = data [L1558] CALL CWE190_Integer_Overflow__int_fscanf_preinc_68b_badSink() [L1573] int data = CWE190_Integer_Overflow__int_fscanf_preinc_68_badData; VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] ++data VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1437.91ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 81.6MB in the end (delta: 7.5MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.90ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 78.8MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.23ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 78.2MB in the end (delta: 580.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 352.00ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 64.7MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 603.59ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 42.7MB in the end (delta: 22.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.13ms. Allocated memory is still 117.4MB. Free memory is still 42.7MB. 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 20:32:27,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/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_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/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_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/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_c888f32c-0e14-4311-bb18-6d4091660253/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 7ea4d1638ce343f6d6f94cafda7ea9ed5e96b82306289dfa14c90075bb5ae976 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:30,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:30,240 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:32:30,316 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:30,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:30,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:30,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:30,323 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:30,323 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:30,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:30,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:30,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:30,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:30,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:30,324 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:32:30,324 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:32:30,324 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:30,324 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:32:30,329 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:32:30,329 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:32:30,330 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:30,330 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:30,330 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:30,330 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:30,330 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:30,330 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:30,330 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:32:30,330 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:30,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:30,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:30,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:30,331 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:30,331 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:32:30,331 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:30,332 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:32:30,332 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_c888f32c-0e14-4311-bb18-6d4091660253/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 -> 7ea4d1638ce343f6d6f94cafda7ea9ed5e96b82306289dfa14c90075bb5ae976 [2024-11-13 20:32:30,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:30,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:30,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:30,705 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:30,706 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:30,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i Unable to find full path for "g++" [2024-11-13 20:32:32,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:33,030 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:33,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_68_bad.i [2024-11-13 20:32:33,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/data/9493fb132/cefe9d5122ea4249b2720e1671cbf87b/FLAG589597a42 [2024-11-13 20:32:33,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/data/9493fb132/cefe9d5122ea4249b2720e1671cbf87b [2024-11-13 20:32:33,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:33,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:33,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:33,084 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:33,088 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:33,088 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:33" (1/1) ... [2024-11-13 20:32:33,089 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a574dc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:33, skipping insertion in model container [2024-11-13 20:32:33,090 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:33" (1/1) ... [2024-11-13 20:32:33,133 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:34,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:34,098 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:34,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:34,385 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:34,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34 WrapperNode [2024-11-13 20:32:34,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:34,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:34,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:34,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:34,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,415 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,435 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-13 20:32:34,435 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:34,436 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:34,436 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:34,436 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:34,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,454 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:34,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:34,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:34,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:34,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:34,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:34,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:34,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:32:34,527 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:32:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:34,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:34,697 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:34,699 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:34,797 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 20:32:34,797 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:34,854 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:32:34,857 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:32:34,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:34 BoogieIcfgContainer [2024-11-13 20:32:34,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:32:34,858 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:32:34,858 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:32:34,873 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:32:34,873 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:34" (1/1) ... [2024-11-13 20:32:34,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:32:34,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:32:34,937 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:32:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:32:34,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:34,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:34,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:32:34,944 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:32:34,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:32:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:35,101 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:32:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:35,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:32:35,145 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:32:35,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:32:35,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:32:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:35,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 20:32:35,203 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 20:32:35,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:32:35,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:35,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:35,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:32:35,206 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:32:35,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:32:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:35,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:35,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:35,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:32:35,592 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:32:35,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:32:35 ImpRootNode [2024-11-13 20:32:35,624 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:32:35,624 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:32:35,625 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:32:35,625 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:32:35,625 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:34" (3/4) ... [2024-11-13 20:32:35,628 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:32:35,629 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:32:35,632 INFO L158 Benchmark]: Toolchain (without parser) took 2547.07ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 79.3MB in the end (delta: 9.3MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-11-13 20:32:35,632 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:35,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1302.10ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 68.6MB in the end (delta: 20.0MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 20:32:35,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.35ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 66.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:35,635 INFO L158 Benchmark]: Boogie Preprocessor took 24.62ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 64.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:35,636 INFO L158 Benchmark]: RCFGBuilder took 396.38ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 48.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:32:35,636 INFO L158 Benchmark]: CodeCheck took 765.58ms. Allocated memory is still 117.4MB. Free memory was 48.8MB in the beginning and 80.0MB in the end (delta: -31.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:35,636 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.3MB in the end (delta: 690.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:35,638 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 33 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1549] int CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData; [L1550] int CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE190_Integer_Overflow__int_fscanf_preinc_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE190_Integer_Overflow__int_fscanf_preinc_68_badData = data [L1558] CALL CWE190_Integer_Overflow__int_fscanf_preinc_68b_badSink() [L1573] int data = CWE190_Integer_Overflow__int_fscanf_preinc_68_badData; VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] ++data VAL [CWE190_Integer_Overflow__int_fscanf_preinc_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodB2GData=0, CWE190_Integer_Overflow__int_fscanf_preinc_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1302.10ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 68.6MB in the end (delta: 20.0MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.35ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 66.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.62ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 64.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 396.38ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 48.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 765.58ms. Allocated memory is still 117.4MB. Free memory was 48.8MB in the beginning and 80.0MB in the end (delta: -31.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.82ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.3MB in the end (delta: 690.2kB). 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 20:32:35,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c888f32c-0e14-4311-bb18-6d4091660253/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample