./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_41_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_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/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_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/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_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/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 f9a6ddecc9fe068523da158b21ffbfd3d98f228884ebbf26c8eb93e2ea92e149 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:25:55,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:25:55,340 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:25:55,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:25:55,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:25:55,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:25:55,370 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:25:55,370 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:25:55,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:25:55,371 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:25:55,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:25:55,371 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:25:55,371 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:25:55,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:25:55,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:25:55,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:25:55,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:25:55,371 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:25:55,372 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:25:55,372 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:25:55,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:25:55,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:25:55,372 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:25:55,372 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:25:55,372 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:25:55,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:25:55,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:55,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:25:55,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:25:55,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:25:55,373 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:25:55,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:25:55,373 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_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/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 -> f9a6ddecc9fe068523da158b21ffbfd3d98f228884ebbf26c8eb93e2ea92e149 [2024-11-13 23:25:55,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:25:55,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:25:55,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:25:55,683 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:25:55,684 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:25:55,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_41_bad.i Unable to find full path for "g++" [2024-11-13 23:25:57,452 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:25:58,022 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:25:58,023 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_41_bad.i [2024-11-13 23:25:58,060 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/data/6fd8ccbb7/2a4050dbdefb4c0da8094c13944aaf98/FLAG72be7438b [2024-11-13 23:25:58,078 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/data/6fd8ccbb7/2a4050dbdefb4c0da8094c13944aaf98 [2024-11-13 23:25:58,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:25:58,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:25:58,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:58,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:25:58,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:25:58,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:58" (1/1) ... [2024-11-13 23:25:58,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e85ab4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:58, skipping insertion in model container [2024-11-13 23:25:58,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:58" (1/1) ... [2024-11-13 23:25:58,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:25:59,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:59,030 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:25:59,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:59,304 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:25:59,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59 WrapperNode [2024-11-13 23:25:59,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:59,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:59,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:25:59,307 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:25:59,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,362 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-13 23:25:59,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:59,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:25:59,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:25:59,364 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:25:59,371 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,374 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,374 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,386 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,390 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,392 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:25:59,395 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:25:59,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:25:59,395 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:25:59,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:59,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:25:59,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:25:59,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:25:59,474 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:25:59,474 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:25:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:25:59,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:25:59,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:25:59,633 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:25:59,635 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:25:59,779 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 23:25:59,780 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:25:59,838 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:25:59,838 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:25:59,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:59 BoogieIcfgContainer [2024-11-13 23:25:59,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:25:59,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:25:59,840 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:25:59,853 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:25:59,853 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:25:59,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 23:25:59,941 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 23:25:59,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:25:59,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:59,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:00,297 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 23:26:00,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:00,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 23:26:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 23:26:00,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:26:00,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:00,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:26:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:26:00,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:26:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:26:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:26:00,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:26:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:26:00,445 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:26:00,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:26:00 ImpRootNode [2024-11-13 23:26:00,469 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:26:00,469 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:26:00,469 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:26:00,470 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:26:00,471 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:59" (3/4) ... [2024-11-13 23:26:00,473 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:26:00,474 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:26:00,479 INFO L158 Benchmark]: Toolchain (without parser) took 2391.24ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 85.3MB in the end (delta: 29.9MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-13 23:26:00,480 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:00,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1221.05ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 56.2MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 23:26:00,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.31ms. Allocated memory is still 142.6MB. Free memory was 56.2MB in the beginning and 53.8MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:26:00,481 INFO L158 Benchmark]: Boogie Preprocessor took 30.57ms. Allocated memory is still 142.6MB. Free memory was 53.8MB in the beginning and 52.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:00,481 INFO L158 Benchmark]: RCFGBuilder took 444.44ms. Allocated memory is still 142.6MB. Free memory was 52.7MB in the beginning and 107.7MB in the end (delta: -54.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-11-13 23:26:00,483 INFO L158 Benchmark]: CodeCheck took 628.54ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 85.3MB in the end (delta: 22.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:26:00,484 INFO L158 Benchmark]: Witness Printer took 5.10ms. Allocated memory is still 142.6MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:00,485 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: 1551]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_41_bad() [L1558] int data; [L1559] data = 0 [L1561] CALL badSink(data) [L1551] ++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 0.30ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1221.05ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 56.2MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.31ms. Allocated memory is still 142.6MB. Free memory was 56.2MB in the beginning and 53.8MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.57ms. Allocated memory is still 142.6MB. Free memory was 53.8MB in the beginning and 52.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 444.44ms. Allocated memory is still 142.6MB. Free memory was 52.7MB in the beginning and 107.7MB in the end (delta: -54.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * CodeCheck took 628.54ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 85.3MB in the end (delta: 22.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.10ms. Allocated memory is still 142.6MB. Free memory is still 85.3MB. 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 23:26:00,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/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_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/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_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/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_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/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 f9a6ddecc9fe068523da158b21ffbfd3d98f228884ebbf26c8eb93e2ea92e149 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:26:03,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:26:03,324 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:26:03,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:26:03,352 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:26:03,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:26:03,353 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:26:03,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:26:03,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:26:03,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:26:03,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:26:03,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:26:03,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:26:03,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:26:03,354 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:26:03,354 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:26:03,355 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:26:03,355 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:26:03,355 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:26:03,355 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:26:03,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:26:03,355 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:26:03,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:26:03,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:26:03,356 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:26:03,356 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:03,356 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:26:03,356 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:26:03,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:26:03,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:26:03,357 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:26:03,357 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:26:03,357 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:26:03,357 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:03,357 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:26:03,358 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_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/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 -> f9a6ddecc9fe068523da158b21ffbfd3d98f228884ebbf26c8eb93e2ea92e149 [2024-11-13 23:26:03,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:26:03,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:26:03,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:26:03,651 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:26:03,652 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:26:03,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_41_bad.i Unable to find full path for "g++" [2024-11-13 23:26:05,680 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:26:06,118 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:26:06,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_41_bad.i [2024-11-13 23:26:06,144 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/data/5bfe7eedb/9f2ff0ff150a477cbd114285c22b1d21/FLAG2fa9f29f7 [2024-11-13 23:26:06,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/data/5bfe7eedb/9f2ff0ff150a477cbd114285c22b1d21 [2024-11-13 23:26:06,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:26:06,246 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:26:06,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:26:06,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:26:06,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:26:06,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:26:06" (1/1) ... [2024-11-13 23:26:06,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@232a109f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:06, skipping insertion in model container [2024-11-13 23:26:06,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:26:06" (1/1) ... [2024-11-13 23:26:06,328 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:26:07,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:26:07,393 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:26:07,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:26:07,675 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:26:07,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07 WrapperNode [2024-11-13 23:26:07,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:26:07,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:26:07,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:26:07,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:26:07,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,751 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 23:26:07,752 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:26:07,752 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:26:07,752 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:26:07,752 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:26:07,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,764 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,764 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,790 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:26:07,798 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:26:07,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:26:07,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:26:07,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:26:07" (1/1) ... [2024-11-13 23:26:07,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:26:07,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:26:07,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:26:07,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:26:07,877 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:26:07,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:26:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:26:07,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:26:07,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:26:08,073 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:26:08,075 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:26:08,233 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 23:26:08,233 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:26:08,300 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:26:08,300 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:26:08,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:08 BoogieIcfgContainer [2024-11-13 23:26:08,300 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:26:08,301 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:26:08,301 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:26:08,314 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:26:08,314 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:08" (1/1) ... [2024-11-13 23:26:08,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:26:08,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:08,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 23:26:08,381 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 23:26:08,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:26:08,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:08,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:08,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:08,390 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:08,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:26:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:08,554 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:08,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:26:08,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:08,632 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 23:26:08,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:26:08,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:08,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 23:26:08,664 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 23:26:08,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:26:08,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:08,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:08,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:08,669 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:08,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:26:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:26:08,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:26:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:26:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:26:08,964 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:26:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:26:09,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:26:09,001 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:26:09,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:26:09 ImpRootNode [2024-11-13 23:26:09,031 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:26:09,032 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:26:09,032 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:26:09,032 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:26:09,033 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:08" (3/4) ... [2024-11-13 23:26:09,035 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:26:09,036 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:26:09,038 INFO L158 Benchmark]: Toolchain (without parser) took 2791.07ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 38.1MB in the end (delta: 19.3MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-11-13 23:26:09,039 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory was 65.0MB in the beginning and 65.0MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:09,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1427.66ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 52.7MB in the end (delta: 4.7MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2024-11-13 23:26:09,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.16ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 50.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:09,043 INFO L158 Benchmark]: Boogie Preprocessor took 45.27ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 48.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:09,044 INFO L158 Benchmark]: RCFGBuilder took 502.50ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 33.8MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:26:09,044 INFO L158 Benchmark]: CodeCheck took 730.08ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 38.1MB in the end (delta: -4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:09,044 INFO L158 Benchmark]: Witness Printer took 4.31ms. Allocated memory is still 83.9MB. Free memory was 38.1MB in the beginning and 38.1MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:26:09,046 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, 31 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: 1551]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_41_bad() [L1558] int data; [L1559] data = 0 [L1561] CALL badSink(data) [L1551] ++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 0.28ms. Allocated memory is still 83.9MB. Free memory was 65.0MB in the beginning and 65.0MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1427.66ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 52.7MB in the end (delta: 4.7MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.16ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 50.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.27ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 48.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 502.50ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 33.8MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 730.08ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 38.1MB in the end (delta: -4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.31ms. Allocated memory is still 83.9MB. Free memory was 38.1MB in the beginning and 38.1MB 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 23:26:09,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13cb633b-ebaf-4158-a559-3cdf5bb5e6d3/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