./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b --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 fb0c088805ce07eaa5e2b5a1c35a95750107dc8fb62b404e0de3a8ad72a7c169 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:25:07,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:25:07,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 02:25:07,294 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:25:07,294 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:25:07,312 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:25:07,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:25:07,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:25:07,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:25:07,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:25:07,313 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:25:07,314 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:25:07,315 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:25:07,315 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:25:07,315 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:25:07,315 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:25:07,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:25:07,315 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:25:07,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:25:07,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:25:07,316 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:25:07,316 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:25:07,316 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_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b 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 -> fb0c088805ce07eaa5e2b5a1c35a95750107dc8fb62b404e0de3a8ad72a7c169 [2024-12-06 02:25:07,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:25:07,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:25:07,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:25:07,552 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:25:07,552 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:25:07,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_45_bad.i [2024-12-06 02:25:10,209 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/data/86c81a07a/49cd10986b304cfa92250de27125958e/FLAG1845eeaf0 [2024-12-06 02:25:10,533 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:25:10,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_45_bad.i [2024-12-06 02:25:10,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/data/86c81a07a/49cd10986b304cfa92250de27125958e/FLAG1845eeaf0 [2024-12-06 02:25:10,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/data/86c81a07a/49cd10986b304cfa92250de27125958e [2024-12-06 02:25:10,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:25:10,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:25:10,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:25:10,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:25:10,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:25:10,787 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:25:10" (1/1) ... [2024-12-06 02:25:10,788 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15ea446a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:10, skipping insertion in model container [2024-12-06 02:25:10,788 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:25:10" (1/1) ... [2024-12-06 02:25:10,823 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:25:11,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:25:11,471 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:25:11,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:25:11,639 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:25:11,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11 WrapperNode [2024-12-06 02:25:11,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:25:11,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:25:11,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:25:11,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:25:11,646 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,678 INFO L138 Inliner]: procedures = 499, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-12-06 02:25:11,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:25:11,679 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:25:11,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:25:11,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:25:11,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,691 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,694 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,696 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:25:11,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:25:11,696 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:25:11,697 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:25:11,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:11,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:25:11,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:25:11,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:25:11,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:25:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 02:25:11,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 02:25:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:25:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:25:11,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:25:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:25:11,854 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:25:11,856 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:25:11,953 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-12-06 02:25:11,953 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:25:11,985 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:25:11,985 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:25:11,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:25:11 BoogieIcfgContainer [2024-12-06 02:25:11,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:25:11,986 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:25:11,986 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:25:11,996 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:25:11,996 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:25:11" (1/1) ... [2024-12-06 02:25:12,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:25:12,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:25:12,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 02:25:12,052 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 02:25:12,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:25:12,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:25:12,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:25:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:25:12,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:25:12,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:25:12,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-12-06 02:25:12,369 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-12-06 02:25:12,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:25:12,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:25:12,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:25:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:25:12,396 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:25:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:25:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:25:12,470 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:25:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:25:12,497 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 02:25:12,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:25:12 ImpRootNode [2024-12-06 02:25:12,522 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:25:12,522 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:25:12,522 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:25:12,523 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:25:12,523 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:25:11" (3/4) ... [2024-12-06 02:25:12,525 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:25:12,525 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:25:12,526 INFO L158 Benchmark]: Toolchain (without parser) took 1743.69ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 60.4MB in the end (delta: 52.8MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-12-06 02:25:12,526 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:25:12,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 856.79ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 111.8MB in the end (delta: 1.4MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. [2024-12-06 02:25:12,527 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.04ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 109.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:25:12,527 INFO L158 Benchmark]: Boogie Preprocessor took 17.08ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 107.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:25:12,527 INFO L158 Benchmark]: RCFGBuilder took 288.91ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 94.0MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:25:12,528 INFO L158 Benchmark]: CodeCheck took 535.79ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 60.4MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 02:25:12,528 INFO L158 Benchmark]: Witness Printer took 3.06ms. Allocated memory is still 142.6MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:25:12,530 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1568, overapproximation of fgets 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); [L1548] static int CWE190_Integer_Overflow__int_fgets_preinc_45_badData; [L1549] static int CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData; [L1550] static int CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData; [L1581] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fgets_preinc_45_badData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1581] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fgets_preinc_45_badData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1582] CALL CWE190_Integer_Overflow__int_fgets_preinc_45_bad() [L1562] int data; [L1563] data = 0 [L1565] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [CWE190_Integer_Overflow__int_fgets_preinc_45_badData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1568] data = atoi(inputBuffer) [L1575] CWE190_Integer_Overflow__int_fgets_preinc_45_badData = data [L1576] CALL badSink() [L1553] int data = CWE190_Integer_Overflow__int_fgets_preinc_45_badData; VAL [CWE190_Integer_Overflow__int_fgets_preinc_45_badData=2147483647, CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] ++data VAL [CWE190_Integer_Overflow__int_fgets_preinc_45_badData=2147483647, CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 856.79ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 111.8MB in the end (delta: 1.4MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.04ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 109.1MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.08ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 107.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 288.91ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 94.0MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 535.79ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 60.4MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 3.06ms. Allocated memory is still 142.6MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 02:25:12,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/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_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b --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 fb0c088805ce07eaa5e2b5a1c35a95750107dc8fb62b404e0de3a8ad72a7c169 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:25:14,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:25:14,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 02:25:14,626 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:25:14,626 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:25:14,627 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:25:14,627 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:25:14,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:25:14,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:25:14,627 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:25:14,627 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:25:14,627 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:25:14,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:25:14,628 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:25:14,628 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:25:14,628 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:25:14,628 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:25:14,628 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:25:14,628 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:25:14,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:25:14,628 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:25:14,628 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:25:14,628 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:25:14,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:25:14,629 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:25:14,629 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:25:14,629 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:25:14,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:25:14,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:25:14,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:25:14,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:25:14,629 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:25:14,629 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:25:14,629 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:25:14,629 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:25:14,629 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_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b 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 -> fb0c088805ce07eaa5e2b5a1c35a95750107dc8fb62b404e0de3a8ad72a7c169 [2024-12-06 02:25:14,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:25:14,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:25:14,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:25:14,883 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:25:14,884 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:25:14,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_45_bad.i [2024-12-06 02:25:17,541 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/data/6bd1d6e26/28bbd1afba7a48949e2d7e0c81692b70/FLAG192cdef62 [2024-12-06 02:25:17,852 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:25:17,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_45_bad.i [2024-12-06 02:25:17,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/data/6bd1d6e26/28bbd1afba7a48949e2d7e0c81692b70/FLAG192cdef62 [2024-12-06 02:25:17,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/data/6bd1d6e26/28bbd1afba7a48949e2d7e0c81692b70 [2024-12-06 02:25:17,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:25:17,894 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:25:17,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:25:17,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:25:17,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:25:17,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:25:17" (1/1) ... [2024-12-06 02:25:17,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64fc6c83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:17, skipping insertion in model container [2024-12-06 02:25:17,902 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:25:17" (1/1) ... [2024-12-06 02:25:17,945 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:25:18,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:25:18,627 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:25:18,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:25:18,836 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:25:18,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18 WrapperNode [2024-12-06 02:25:18,836 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:25:18,837 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:25:18,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:25:18,838 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:25:18,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,880 INFO L138 Inliner]: procedures = 504, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 66 [2024-12-06 02:25:18,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:25:18,881 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:25:18,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:25:18,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:25:18,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,897 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,898 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,902 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:25:18,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:25:18,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:25:18,908 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:25:18,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:18" (1/1) ... [2024-12-06 02:25:18,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:25:18,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:25:18,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:25:18,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:25:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 02:25:18,959 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 02:25:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:25:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:25:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:25:18,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:25:19,077 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:25:19,078 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:25:19,193 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-06 02:25:19,193 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:25:19,229 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:25:19,229 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:25:19,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:25:19 BoogieIcfgContainer [2024-12-06 02:25:19,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:25:19,231 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:25:19,231 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:25:19,239 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:25:19,239 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:25:19" (1/1) ... [2024-12-06 02:25:19,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:25:19,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:25:19,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-12-06 02:25:19,279 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-12-06 02:25:19,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:25:19,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:25:19,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:25:19,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:25:19,284 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:25:19,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:25:19,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:25:19,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:25:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:25:19,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:25:19,449 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:25:19,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:25:19,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:25:19,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:25:19,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-12-06 02:25:19,492 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-12-06 02:25:19,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:25:19,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:25:19,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:25:19,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:25:19,496 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:25:19,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:25:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:25:19,644 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:25:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:25:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:25:19,756 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:25:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:25:19,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 02:25:19,789 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 02:25:19,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:25:19 ImpRootNode [2024-12-06 02:25:19,814 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:25:19,815 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:25:19,815 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:25:19,815 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:25:19,816 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:25:19" (3/4) ... [2024-12-06 02:25:19,818 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:25:19,819 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:25:19,820 INFO L158 Benchmark]: Toolchain (without parser) took 1925.85ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 42.7MB in the end (delta: 23.6MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2024-12-06 02:25:19,820 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:25:19,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 941.44ms. Allocated memory is still 92.3MB. Free memory was 66.1MB in the beginning and 62.6MB in the end (delta: 3.5MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2024-12-06 02:25:19,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.12ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 59.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:25:19,821 INFO L158 Benchmark]: Boogie Preprocessor took 25.36ms. Allocated memory is still 92.3MB. Free memory was 59.9MB in the beginning and 58.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:25:19,821 INFO L158 Benchmark]: RCFGBuilder took 322.57ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 41.8MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:25:19,822 INFO L158 Benchmark]: CodeCheck took 583.70ms. Allocated memory is still 92.3MB. Free memory was 41.8MB in the beginning and 43.2MB in the end (delta: -1.4MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2024-12-06 02:25:19,822 INFO L158 Benchmark]: Witness Printer took 4.19ms. Allocated memory is still 92.3MB. Free memory was 43.2MB in the beginning and 42.7MB in the end (delta: 524.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:25:19,824 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 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, 11 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 58 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 53 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1568, overapproximation of fgets 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); [L1548] static int CWE190_Integer_Overflow__int_fgets_preinc_45_badData; [L1549] static int CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData; [L1550] static int CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData; [L1581] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fgets_preinc_45_badData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1581] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fgets_preinc_45_badData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1582] CALL CWE190_Integer_Overflow__int_fgets_preinc_45_bad() [L1562] int data; [L1563] data = 0 [L1565] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [CWE190_Integer_Overflow__int_fgets_preinc_45_badData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1568] data = atoi(inputBuffer) [L1575] CWE190_Integer_Overflow__int_fgets_preinc_45_badData = data [L1576] CALL badSink() [L1553] int data = CWE190_Integer_Overflow__int_fgets_preinc_45_badData; VAL [CWE190_Integer_Overflow__int_fgets_preinc_45_badData=2147483647, CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] ++data VAL [CWE190_Integer_Overflow__int_fgets_preinc_45_badData=2147483647, CWE190_Integer_Overflow__int_fgets_preinc_45_goodB2GData=0, CWE190_Integer_Overflow__int_fgets_preinc_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 941.44ms. Allocated memory is still 92.3MB. Free memory was 66.1MB in the beginning and 62.6MB in the end (delta: 3.5MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.12ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 59.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.36ms. Allocated memory is still 92.3MB. Free memory was 59.9MB in the beginning and 58.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 322.57ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 41.8MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 583.70ms. Allocated memory is still 92.3MB. Free memory was 41.8MB in the beginning and 43.2MB in the end (delta: -1.4MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Witness Printer took 4.19ms. Allocated memory is still 92.3MB. Free memory was 43.2MB in the beginning and 42.7MB in the end (delta: 524.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 02:25:19,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cdf7b41-d027-4b49-8a41-1eb9f9e791de/bin/ukojak-verify-CZk0znPC7b/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