./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_01_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_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/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_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/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_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/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 2939265a2d748ab52fe84a9199f1640b7e6e4de8676cc37f603537ad7365ab6f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:16:33,631 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:16:33,693 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:16:33,698 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:16:33,698 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:16:33,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:16:33,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:16:33,721 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:16:33,722 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:16:33,722 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:16:33,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:16:33,722 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:16:33,723 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:16:33,723 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:16:33,723 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:16:33,723 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:16:33,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:16:33,723 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:16:33,723 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:16:33,724 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:16:33,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:16:33,728 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:16:33,728 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:16:33,728 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:16:33,728 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:16:33,728 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:16:33,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:33,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:16:33,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:16:33,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:16:33,729 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:16:33,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:16:33,729 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_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/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 -> 2939265a2d748ab52fe84a9199f1640b7e6e4de8676cc37f603537ad7365ab6f [2024-11-13 23:16:33,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:16:33,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:16:33,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:16:33,996 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:16:33,996 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:16:33,997 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_01_bad.i Unable to find full path for "g++" [2024-11-13 23:16:35,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:16:36,266 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:16:36,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_01_bad.i [2024-11-13 23:16:36,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/data/b8ce187a7/ab8b2fdf82b14ad1a195b95a087ceee5/FLAG9c8477663 [2024-11-13 23:16:36,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/data/b8ce187a7/ab8b2fdf82b14ad1a195b95a087ceee5 [2024-11-13 23:16:36,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:16:36,362 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:16:36,363 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:36,363 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:16:36,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:16:36,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:36" (1/1) ... [2024-11-13 23:16:36,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2446cb6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:36, skipping insertion in model container [2024-11-13 23:16:36,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:36" (1/1) ... [2024-11-13 23:16:36,428 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:16:37,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:37,298 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:16:37,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:37,577 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:16:37,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37 WrapperNode [2024-11-13 23:16:37,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:37,580 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:37,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:16:37,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:16:37,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,628 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-13 23:16:37,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:37,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:16:37,629 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:16:37,629 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:16:37,637 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,643 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,650 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,654 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,656 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:16:37,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:16:37,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:16:37,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:16:37,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:37" (1/1) ... [2024-11-13 23:16:37,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:37,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:16:37,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:16:37,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:16:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:16:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:16:37,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:16:37,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:16:37,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:16:37,869 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:16:37,871 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:16:37,994 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 23:16:37,994 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:16:38,055 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:16:38,055 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:16:38,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:38 BoogieIcfgContainer [2024-11-13 23:16:38,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:16:38,056 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:16:38,056 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:16:38,066 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:16:38,066 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:38" (1/1) ... [2024-11-13 23:16:38,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:16:38,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:38,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 23:16:38,136 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 23:16:38,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:16:38,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:38,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:38,406 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 23:16:38,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:38,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 23:16:38,464 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 23:16:38,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:16:38,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:38,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:38,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:16:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:38,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:16:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:38,656 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:16:38,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:16:38 ImpRootNode [2024-11-13 23:16:38,686 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:16:38,687 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:16:38,687 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:16:38,688 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:16:38,689 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:38" (3/4) ... [2024-11-13 23:16:38,692 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:16:38,693 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:16:38,694 INFO L158 Benchmark]: Toolchain (without parser) took 2331.42ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 85.7MB in the end (delta: 4.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-11-13 23:16:38,696 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:38,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1216.34ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 81.8MB in the end (delta: 8.7MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 23:16:38,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.53ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 79.1MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:16:38,698 INFO L158 Benchmark]: Boogie Preprocessor took 30.66ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:38,698 INFO L158 Benchmark]: RCFGBuilder took 394.87ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 65.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:16:38,698 INFO L158 Benchmark]: CodeCheck took 630.56ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 86.3MB in the end (delta: -21.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:38,700 INFO L158 Benchmark]: Witness Printer took 5.74ms. Allocated memory is still 117.4MB. Free memory was 86.3MB in the beginning and 85.7MB in the end (delta: 571.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:38,705 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, 0.1s 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: 1554]: 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 1562. 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); [L1562] 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) [L1562] 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] [L1563] CALL CWE190_Integer_Overflow__int_fscanf_preinc_01_bad() [L1550] int data; [L1551] data = 0 [L1554] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1216.34ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 81.8MB in the end (delta: 8.7MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.53ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 79.1MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.66ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 394.87ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 65.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 630.56ms. Allocated memory is still 117.4MB. Free memory was 65.0MB in the beginning and 86.3MB in the end (delta: -21.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.74ms. Allocated memory is still 117.4MB. Free memory was 86.3MB in the beginning and 85.7MB in the end (delta: 571.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:16:38,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/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_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/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_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/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_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/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 2939265a2d748ab52fe84a9199f1640b7e6e4de8676cc37f603537ad7365ab6f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:16:41,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:16:41,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:16:41,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:16:41,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:16:41,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:16:41,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:16:41,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:16:41,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:16:41,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:16:41,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:16:41,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:16:41,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:16:41,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:16:41,574 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:16:41,574 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:16:41,574 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:16:41,574 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:16:41,574 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:16:41,574 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:16:41,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:16:41,575 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:16:41,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:16:41,575 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:16:41,576 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:16:41,576 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:41,576 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:16:41,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:16:41,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:41,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:16:41,577 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:16:41,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:16:41,577 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:16:41,577 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:41,578 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:16:41,578 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_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/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 -> 2939265a2d748ab52fe84a9199f1640b7e6e4de8676cc37f603537ad7365ab6f [2024-11-13 23:16:41,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:16:41,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:16:41,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:16:41,899 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:16:41,899 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:16:41,900 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_01_bad.i Unable to find full path for "g++" [2024-11-13 23:16:43,949 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:16:44,374 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:16:44,375 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_01_bad.i [2024-11-13 23:16:44,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/data/0bb3d1773/82db7785c6ba494489713bf23fc76432/FLAGa680e013a [2024-11-13 23:16:44,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/data/0bb3d1773/82db7785c6ba494489713bf23fc76432 [2024-11-13 23:16:44,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:16:44,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:16:44,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:44,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:16:44,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:16:44,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:44" (1/1) ... [2024-11-13 23:16:44,532 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c4fb04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:44, skipping insertion in model container [2024-11-13 23:16:44,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:44" (1/1) ... [2024-11-13 23:16:44,595 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:16:45,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:45,445 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:16:45,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:45,768 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:16:45,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45 WrapperNode [2024-11-13 23:16:45,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:45,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:45,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:16:45,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:16:45,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,824 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-13 23:16:45,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:45,825 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:16:45,825 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:16:45,826 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:16:45,833 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,836 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,843 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,847 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,848 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,851 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:16:45,851 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:16:45,852 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:16:45,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:16:45,853 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:45" (1/1) ... [2024-11-13 23:16:45,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:45,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:16:45,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:16:45,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:16:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:16:45,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:16:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:16:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:16:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:16:46,051 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:16:46,055 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:16:46,186 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 23:16:46,186 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:16:46,226 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:16:46,226 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:16:46,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:46 BoogieIcfgContainer [2024-11-13 23:16:46,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:16:46,228 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:16:46,228 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:16:46,237 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:16:46,237 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:46" (1/1) ... [2024-11-13 23:16:46,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:16:46,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:46,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 23:16:46,297 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 23:16:46,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:16:46,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:46,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:46,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:46,304 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:46,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:16:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:46,459 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:46,498 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:16:46,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:46,528 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 23:16:46,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:16:46,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:46,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 23:16:46,550 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 23:16:46,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:16:46,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:46,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:46,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:46,553 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:46,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:16:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:46,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:16:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:46,791 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:16:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:16:46,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:16:46,832 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:16:46,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:16:46 ImpRootNode [2024-11-13 23:16:46,864 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:16:46,865 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:16:46,865 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:16:46,865 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:16:46,867 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:46" (3/4) ... [2024-11-13 23:16:46,869 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:16:46,869 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:16:46,870 INFO L158 Benchmark]: Toolchain (without parser) took 2349.00ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 40.5MB in the end (delta: 16.7MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2024-11-13 23:16:46,871 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:46,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1245.75ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 54.0MB in the end (delta: 3.1MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2024-11-13 23:16:46,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.18ms. Allocated memory is still 83.9MB. Free memory was 54.0MB in the beginning and 51.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:46,871 INFO L158 Benchmark]: Boogie Preprocessor took 25.49ms. Allocated memory is still 83.9MB. Free memory was 51.3MB in the beginning and 49.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:46,876 INFO L158 Benchmark]: RCFGBuilder took 375.55ms. Allocated memory is still 83.9MB. Free memory was 49.7MB in the beginning and 35.4MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:16:46,876 INFO L158 Benchmark]: CodeCheck took 636.70ms. Allocated memory is still 83.9MB. Free memory was 35.4MB in the beginning and 40.5MB in the end (delta: -5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:46,876 INFO L158 Benchmark]: Witness Printer took 4.81ms. Allocated memory is still 83.9MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:16:46,878 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, 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, 29 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: 1554]: 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 1562. 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); [L1562] 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) [L1562] 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] [L1563] CALL CWE190_Integer_Overflow__int_fscanf_preinc_01_bad() [L1550] int data; [L1551] data = 0 [L1554] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1245.75ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 54.0MB in the end (delta: 3.1MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.18ms. Allocated memory is still 83.9MB. Free memory was 54.0MB in the beginning and 51.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.49ms. Allocated memory is still 83.9MB. Free memory was 51.3MB in the beginning and 49.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 375.55ms. Allocated memory is still 83.9MB. Free memory was 49.7MB in the beginning and 35.4MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 636.70ms. Allocated memory is still 83.9MB. Free memory was 35.4MB in the beginning and 40.5MB in the end (delta: -5.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.81ms. Allocated memory is still 83.9MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:16:46,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd3079b-ecce-4a85-b7b0-d8f9a18ff367/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