./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_54_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_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/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_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/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_2987deec-ac10-4e6c-b235-aefbd5c9ef81/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 714b7db3f9a9efdcb2aadd3494f408da534d64fd6d9c0955ba301998a0d085a4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:14,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:14,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:32:14,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:32:14,264 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:32:14,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:14,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:14,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:14,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:14,300 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:14,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:14,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:14,301 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:32:14,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:14,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:14,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:14,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:14,301 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:14,301 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:32:14,301 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:32:14,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:14,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:14,302 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:14,302 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:14,302 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:14,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:14,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:14,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:14,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:14,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:14,303 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:32:14,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:32:14,303 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_2987deec-ac10-4e6c-b235-aefbd5c9ef81/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 -> 714b7db3f9a9efdcb2aadd3494f408da534d64fd6d9c0955ba301998a0d085a4 [2024-11-13 20:32:14,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:14,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:14,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:14,650 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:14,651 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:14,652 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_54_bad.i Unable to find full path for "g++" [2024-11-13 20:32:16,451 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:16,910 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:16,913 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_54_bad.i [2024-11-13 20:32:16,946 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/data/6dbe1e3d7/811424d598ab404196fb43f5d3858b1f/FLAG0169a959a [2024-11-13 20:32:16,969 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/data/6dbe1e3d7/811424d598ab404196fb43f5d3858b1f [2024-11-13 20:32:16,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:16,975 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:16,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:16,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:16,983 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:16,984 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:16" (1/1) ... [2024-11-13 20:32:16,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e818126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:16, skipping insertion in model container [2024-11-13 20:32:16,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:16" (1/1) ... [2024-11-13 20:32:17,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:18,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:18,065 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:18,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:18,316 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:18,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18 WrapperNode [2024-11-13 20:32:18,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:18,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:18,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:18,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:18,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,393 INFO L138 Inliner]: procedures = 501, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 53 [2024-11-13 20:32:18,394 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:18,394 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:18,394 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:18,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:18,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,421 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,423 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:18,424 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:18,424 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:18,425 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:18,426 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:18,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:18,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:18,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:32:18,498 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:32:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:18,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:18,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:18,665 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:18,667 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:18,780 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 20:32:18,781 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:18,817 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:32:18,818 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:32:18,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:18 BoogieIcfgContainer [2024-11-13 20:32:18,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:32:18,821 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:32:18,821 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:32:18,833 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:32:18,833 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:18" (1/1) ... [2024-11-13 20:32:18,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:32:18,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:18,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:32:18,902 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:32:18,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:32:18,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:18,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:19,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:32:19,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:19,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 20:32:19,352 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 20:32:19,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:32:19,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:19,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:32:19,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:19,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:19,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:19,517 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:32:19,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:32:19 ImpRootNode [2024-11-13 20:32:19,552 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:32:19,553 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:32:19,554 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:32:19,555 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:32:19,555 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:18" (3/4) ... [2024-11-13 20:32:19,557 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:32:19,558 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:32:19,558 INFO L158 Benchmark]: Toolchain (without parser) took 2583.15ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 80.2MB in the end (delta: 35.0MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-13 20:32:19,559 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:19,559 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1340.71ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 54.8MB in the end (delta: 60.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 20:32:19,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.78ms. Allocated memory is still 142.6MB. Free memory was 54.5MB in the beginning and 52.1MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:32:19,560 INFO L158 Benchmark]: Boogie Preprocessor took 29.27ms. Allocated memory is still 142.6MB. Free memory was 52.1MB in the beginning and 51.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:19,560 INFO L158 Benchmark]: RCFGBuilder took 396.18ms. Allocated memory is still 142.6MB. Free memory was 51.1MB in the beginning and 106.2MB in the end (delta: -55.2MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-13 20:32:19,561 INFO L158 Benchmark]: CodeCheck took 731.54ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 80.2MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:32:19,561 INFO L158 Benchmark]: Witness Printer took 4.35ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:19,563 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, 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: 1582]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_preinc_54_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_preinc_54b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_54c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_fscanf_preinc_54d_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_fscanf_preinc_54e_badSink(data) [L1582] ++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 0.38ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1340.71ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 54.8MB in the end (delta: 60.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.78ms. Allocated memory is still 142.6MB. Free memory was 54.5MB in the beginning and 52.1MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.27ms. Allocated memory is still 142.6MB. Free memory was 52.1MB in the beginning and 51.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 396.18ms. Allocated memory is still 142.6MB. Free memory was 51.1MB in the beginning and 106.2MB in the end (delta: -55.2MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 731.54ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 80.2MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.35ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:32:19,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/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_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/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_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/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_2987deec-ac10-4e6c-b235-aefbd5c9ef81/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 714b7db3f9a9efdcb2aadd3494f408da534d64fd6d9c0955ba301998a0d085a4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:32:22,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:32:22,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:32:22,365 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:32:22,366 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:32:22,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:32:22,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:32:22,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:32:22,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:32:22,367 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:32:22,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:32:22,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:32:22,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:32:22,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:32:22,368 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:32:22,368 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:32:22,368 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:32:22,369 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:32:22,369 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:32:22,369 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:32:22,369 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:32:22,369 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:32:22,369 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:32:22,369 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:32:22,370 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:32:22,370 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:22,370 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:32:22,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:32:22,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:22,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:32:22,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:32:22,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:32:22,371 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:32:22,371 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:22,371 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:32:22,371 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_2987deec-ac10-4e6c-b235-aefbd5c9ef81/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 -> 714b7db3f9a9efdcb2aadd3494f408da534d64fd6d9c0955ba301998a0d085a4 [2024-11-13 20:32:22,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:32:22,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:32:22,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:32:22,722 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:32:22,723 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:32:22,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_54_bad.i Unable to find full path for "g++" [2024-11-13 20:32:24,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:32:25,054 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:32:25,055 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_54_bad.i [2024-11-13 20:32:25,076 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/data/cd3d5d7aa/5c352dfda2df405a988e0c4a77550969/FLAG2917159fe [2024-11-13 20:32:25,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/data/cd3d5d7aa/5c352dfda2df405a988e0c4a77550969 [2024-11-13 20:32:25,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:32:25,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:32:25,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:25,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:32:25,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:32:25,102 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:25" (1/1) ... [2024-11-13 20:32:25,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30c6f66e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:25, skipping insertion in model container [2024-11-13 20:32:25,103 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:32:25" (1/1) ... [2024-11-13 20:32:25,149 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:32:26,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:26,073 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:32:26,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:32:26,322 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:32:26,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26 WrapperNode [2024-11-13 20:32:26,323 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:32:26,324 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:26,324 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:32:26,324 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:32:26,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,423 INFO L138 Inliner]: procedures = 506, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 52 [2024-11-13 20:32:26,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:32:26,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:32:26,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:32:26,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:32:26,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,456 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,459 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:32:26,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:32:26,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:32:26,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:32:26,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:32:26,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:32:26,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:32:26,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:32:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:32:26,517 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:32:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:32:26,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:32:26,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:32:26,680 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:32:26,682 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:32:26,821 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 20:32:26,821 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:32:26,897 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:32:26,899 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:32:26,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:26 BoogieIcfgContainer [2024-11-13 20:32:26,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:32:26,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:32:26,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:32:26,912 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:32:26,912 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:26" (1/1) ... [2024-11-13 20:32:26,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:32:26,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:26,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:32:26,980 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:32:26,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:32:26,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:26,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:26,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:32:26,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:32:26,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:32:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:27,171 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:32:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:27,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:32:27,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:32:27,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:32:27,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:32:27,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:32:27,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 20:32:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 20:32:27,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:32:27,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:32:27,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:32:27,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:32:27,281 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:32:27,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:32:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:27,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:27,537 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:32:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:32:27,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:32:27,585 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:32:27,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:32:27 ImpRootNode [2024-11-13 20:32:27,619 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:32:27,619 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:32:27,620 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:32:27,621 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:32:27,621 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:32:26" (3/4) ... [2024-11-13 20:32:27,624 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:32:27,625 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:32:27,626 INFO L158 Benchmark]: Toolchain (without parser) took 2530.84ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 38.3MB in the end (delta: 18.7MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2024-11-13 20:32:27,626 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:27,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1226.67ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 30.9MB in the end (delta: 25.7MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-11-13 20:32:27,627 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.29ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 51.6MB in the end (delta: -20.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2024-11-13 20:32:27,628 INFO L158 Benchmark]: Boogie Preprocessor took 35.50ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 50.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:27,628 INFO L158 Benchmark]: RCFGBuilder took 437.86ms. Allocated memory is still 83.9MB. Free memory was 50.1MB in the beginning and 34.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:32:27,629 INFO L158 Benchmark]: CodeCheck took 717.70ms. Allocated memory is still 83.9MB. Free memory was 34.7MB in the beginning and 38.7MB in the end (delta: -4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:27,629 INFO L158 Benchmark]: Witness Printer took 5.75ms. Allocated memory is still 83.9MB. Free memory was 38.7MB in the beginning and 38.3MB in the end (delta: 422.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:32:27,632 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, 37 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: 1582]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_preinc_54_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE190_Integer_Overflow__int_fscanf_preinc_54b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_preinc_54c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_fscanf_preinc_54d_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_fscanf_preinc_54e_badSink(data) [L1582] ++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 0.38ms. Allocated memory is still 83.9MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1226.67ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 30.9MB in the end (delta: 25.7MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.29ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 51.6MB in the end (delta: -20.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.50ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 50.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 437.86ms. Allocated memory is still 83.9MB. Free memory was 50.1MB in the beginning and 34.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 717.70ms. Allocated memory is still 83.9MB. Free memory was 34.7MB in the beginning and 38.7MB in the end (delta: -4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.75ms. Allocated memory is still 83.9MB. Free memory was 38.7MB in the beginning and 38.3MB in the end (delta: 422.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:32:27,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2987deec-ac10-4e6c-b235-aefbd5c9ef81/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