./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_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_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3 --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 a38dc523d74c17307615d8080a3f21a0feb7188a383a17ebd1a3d9635bdb3153 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:13:46,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:13:46,747 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-24 18:13:46,760 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:13:46,760 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:13:46,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:13:46,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:13:46,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:13:46,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:13:46,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:13:46,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:13:46,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:13:46,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:13:46,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:13:46,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:13:46,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:13:46,807 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:13:46,807 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:13:46,808 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:13:46,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:13:46,809 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:13:46,809 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:13:46,809 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:13:46,809 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:13:46,809 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:13:46,809 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:13:46,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:46,810 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:13:46,810 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:13:46,810 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:13:46,810 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:13:46,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:13:46,810 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_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3 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 -> a38dc523d74c17307615d8080a3f21a0feb7188a383a17ebd1a3d9635bdb3153 [2024-11-24 18:13:47,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:13:47,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:13:47,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:13:47,158 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:13:47,158 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:13:47,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_bad.i [2024-11-24 18:13:50,214 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/data/28f99c87a/6a7dede8cb5f490998c6975740ee3cff/FLAG12dc50d62 [2024-11-24 18:13:50,782 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:13:50,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_bad.i [2024-11-24 18:13:50,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/data/28f99c87a/6a7dede8cb5f490998c6975740ee3cff/FLAG12dc50d62 [2024-11-24 18:13:50,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/data/28f99c87a/6a7dede8cb5f490998c6975740ee3cff [2024-11-24 18:13:50,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:13:50,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:13:50,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:50,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:13:50,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:13:50,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:50" (1/1) ... [2024-11-24 18:13:50,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b6f983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:50, skipping insertion in model container [2024-11-24 18:13:50,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:50" (1/1) ... [2024-11-24 18:13:50,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:13:51,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:51,970 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:13:52,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:52,260 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:13:52,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52 WrapperNode [2024-11-24 18:13:52,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:52,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:52,264 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:13:52,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:13:52,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,351 INFO L138 Inliner]: procedures = 500, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-11-24 18:13:52,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:52,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:13:52,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:13:52,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:13:52,361 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,379 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,392 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:13:52,397 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:13:52,399 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:13:52,399 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:13:52,401 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:52,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:13:52,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:13:52,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:13:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-24 18:13:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-24 18:13:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:13:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:13:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:13:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-24 18:13:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-24 18:13:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:13:52,663 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:13:52,666 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:13:52,863 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-24 18:13:52,864 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:13:52,914 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:13:52,914 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-24 18:13:52,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:13:52 BoogieIcfgContainer [2024-11-24 18:13:52,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:13:52,916 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:13:52,916 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:13:52,928 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:13:52,928 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:13:52" (1/1) ... [2024-11-24 18:13:52,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:13:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:13:53,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2024-11-24 18:13:53,007 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2024-11-24 18:13:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-24 18:13:53,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:13:53,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:13:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:13:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-24 18:13:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:13:53,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2024-11-24 18:13:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2024-11-24 18:13:53,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-24 18:13:53,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:13:53,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:13:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:13:53,556 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:13:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:13:53,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:13:53,716 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:13:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:13:53,775 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-24 18:13:53,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:13:53 ImpRootNode [2024-11-24 18:13:53,824 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:13:53,825 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:13:53,825 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:13:53,825 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:13:53,826 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:13:52" (3/4) ... [2024-11-24 18:13:53,830 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:13:53,831 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:13:53,832 INFO L158 Benchmark]: Toolchain (without parser) took 2991.03ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 55.6MB in the end (delta: 60.5MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-24 18:13:53,836 INFO L158 Benchmark]: CDTParser took 0.95ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:53,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1420.58ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 106.0MB in the end (delta: 9.8MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-24 18:13:53,837 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.96ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 103.2MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:13:53,838 INFO L158 Benchmark]: Boogie Preprocessor took 44.38ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 102.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:53,838 INFO L158 Benchmark]: RCFGBuilder took 518.19ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 87.5MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:13:53,839 INFO L158 Benchmark]: CodeCheck took 908.36ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 56.2MB in the end (delta: 31.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:13:53,839 INFO L158 Benchmark]: Witness Printer took 6.16ms. Allocated memory is still 142.6MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:13:53,841 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 3 procedures, 24 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 35 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 20 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 101 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, 0.2s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 1/2 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: 1577]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1566, overapproximation of fgets at line 1564. 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); [L1586] CALL printLine("Calling bad()...") VAL [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) [L1586] 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] [L1587] CALL CWE191_Integer_Underflow__int_fgets_postdec_08_bad() [L1558] int data; [L1559] data = 0 VAL [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] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [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] [L1560] COND TRUE staticReturnsTrue() [L1563] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [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] [L1564] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1566] data = atoi(inputBuffer) [L1574] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1574] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] COND TRUE staticReturnsTrue() [L1577] 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 0.95ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1420.58ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 106.0MB in the end (delta: 9.8MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.96ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 103.2MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.38ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 102.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 518.19ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 87.5MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 908.36ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 56.2MB in the end (delta: 31.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 6.16ms. Allocated memory is still 142.6MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:13:53,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/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_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3 --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 a38dc523d74c17307615d8080a3f21a0feb7188a383a17ebd1a3d9635bdb3153 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:13:56,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:13:56,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-24 18:13:56,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:13:56,895 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:13:56,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:13:56,896 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:13:56,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:13:56,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:13:56,897 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:13:56,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:13:56,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:13:56,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:13:56,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:13:56,898 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:13:56,899 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:13:56,899 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 18:13:56,899 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:13:56,899 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:13:56,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:13:56,899 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:13:56,899 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:13:56,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:13:56,900 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:13:56,900 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:13:56,900 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:13:56,900 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:13:56,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:13:56,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:56,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:13:56,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:13:56,901 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:13:56,901 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:13:56,901 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:13:56,901 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:13:56,901 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_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3 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 -> a38dc523d74c17307615d8080a3f21a0feb7188a383a17ebd1a3d9635bdb3153 [2024-11-24 18:13:57,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:13:57,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:13:57,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:13:57,289 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:13:57,289 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:13:57,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_bad.i [2024-11-24 18:14:00,512 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/data/fc189d5ce/95e843b7b8ca41f19c79ede87a2872d2/FLAG654973b59 [2024-11-24 18:14:01,038 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:14:01,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_bad.i [2024-11-24 18:14:01,082 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/data/fc189d5ce/95e843b7b8ca41f19c79ede87a2872d2/FLAG654973b59 [2024-11-24 18:14:01,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/data/fc189d5ce/95e843b7b8ca41f19c79ede87a2872d2 [2024-11-24 18:14:01,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:14:01,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:14:01,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:14:01,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:14:01,126 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:14:01,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:14:01" (1/1) ... [2024-11-24 18:14:01,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a80edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:01, skipping insertion in model container [2024-11-24 18:14:01,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:14:01" (1/1) ... [2024-11-24 18:14:01,204 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:14:02,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:14:02,291 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:14:02,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:14:02,568 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:14:02,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02 WrapperNode [2024-11-24 18:14:02,568 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:14:02,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:14:02,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:14:02,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:14:02,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,613 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,635 INFO L138 Inliner]: procedures = 505, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2024-11-24 18:14:02,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:14:02,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:14:02,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:14:02,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:14:02,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,655 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,660 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:14:02,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:14:02,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:14:02,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:14:02,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:14:02" (1/1) ... [2024-11-24 18:14:02,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:14:02,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:14:02,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:14:02,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:14:02,729 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-24 18:14:02,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-24 18:14:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:14:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:14:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:14:02,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:14:02,730 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-24 18:14:02,730 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-24 18:14:02,929 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:14:02,931 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:14:03,093 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-24 18:14:03,094 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:14:03,155 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:14:03,155 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-24 18:14:03,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:14:03 BoogieIcfgContainer [2024-11-24 18:14:03,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:14:03,157 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:14:03,157 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:14:03,169 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:14:03,170 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:14:03" (1/1) ... [2024-11-24 18:14:03,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:14:03,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:14:03,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-24 18:14:03,245 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-24 18:14:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-24 18:14:03,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:14:03,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:14:03,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:14:03,256 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:14:03,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:14:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:14:03,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:14:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:14:03,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 18:14:03,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:14:03,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:14:03,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:14:03,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:14:03,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-24 18:14:03,712 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-24 18:14:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-24 18:14:03,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:14:03,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:14:03,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:14:03,717 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:14:03,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:14:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:14:03,940 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:14:04,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:14:04,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:14:04,225 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:14:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:14:04,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-24 18:14:04,277 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-24 18:14:04,315 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 06:14:04 ImpRootNode [2024-11-24 18:14:04,315 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-24 18:14:04,316 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 18:14:04,316 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 18:14:04,317 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 18:14:04,318 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:14:03" (3/4) ... [2024-11-24 18:14:04,320 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 18:14:04,321 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 18:14:04,323 INFO L158 Benchmark]: Toolchain (without parser) took 3205.67ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 88.7MB in the beginning and 191.8MB in the end (delta: -103.1MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-11-24 18:14:04,323 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:14:04,324 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1450.46ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 68.1MB in the end (delta: 20.6MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-24 18:14:04,324 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.83ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 65.2MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:14:04,324 INFO L158 Benchmark]: Boogie Preprocessor took 28.64ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 63.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:14:04,325 INFO L158 Benchmark]: RCFGBuilder took 490.87ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 46.7MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:14:04,325 INFO L158 Benchmark]: CodeCheck took 1158.96ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 46.7MB in the beginning and 192.5MB in the end (delta: -145.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:14:04,326 INFO L158 Benchmark]: Witness Printer took 5.36ms. Allocated memory is still 243.3MB. Free memory was 192.5MB in the beginning and 191.8MB in the end (delta: 676.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:14:04,328 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 3 procedures, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 31 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 19 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 98 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 44 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 2/2 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: 1577]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1566, overapproximation of fgets at line 1564. 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); [L1586] CALL printLine("Calling bad()...") VAL [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) [L1586] 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] [L1587] CALL CWE191_Integer_Underflow__int_fgets_postdec_08_bad() [L1558] int data; [L1559] data = 0 VAL [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] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [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] [L1560] COND TRUE staticReturnsTrue() [L1563] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [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] [L1564] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1566] data = atoi(inputBuffer) [L1574] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1574] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] COND TRUE staticReturnsTrue() [L1577] 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 0.34ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1450.46ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 68.1MB in the end (delta: 20.6MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.83ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 65.2MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.64ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 63.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 490.87ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 46.7MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1158.96ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 46.7MB in the beginning and 192.5MB in the end (delta: -145.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.36ms. Allocated memory is still 243.3MB. Free memory was 192.5MB in the beginning and 191.8MB in the end (delta: 676.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 18:14:04,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93532e46-ffaf-4113-833c-2ccf6204c174/bin/ukojak-verify-ENZ3QT5qd3/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