./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk --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 15550f80511dea5cd30027b333ec9990543e13e43ea84b3b7a2f8df1277c10bd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:15:12,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:15:12,209 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:15:12,213 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:15:12,214 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:15:12,253 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:15:12,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:15:12,257 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:15:12,258 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:15:12,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:15:12,260 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:15:12,260 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:15:12,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:15:12,261 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:15:12,261 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:15:12,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:15:12,264 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:15:12,267 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:15:12,267 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:15:12,268 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:15:12,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:15:12,268 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:15:12,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:15:12,270 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:15:12,271 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:15:12,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:15:12,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:15:12,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:15:12,272 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:15:12,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:15:12,273 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:15:12,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:15:12,273 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15550f80511dea5cd30027b333ec9990543e13e43ea84b3b7a2f8df1277c10bd [2024-11-08 22:15:12,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:15:12,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:15:12,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:15:12,612 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:15:12,613 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:15:12,614 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_bad.i Unable to find full path for "g++" [2024-11-08 22:15:14,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:15:14,959 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:15:14,960 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_bad.i [2024-11-08 22:15:14,988 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/data/2d325194d/7f8837704ea84130b40cd08744fcbed0/FLAGe3be536cd [2024-11-08 22:15:15,009 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/data/2d325194d/7f8837704ea84130b40cd08744fcbed0 [2024-11-08 22:15:15,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:15:15,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:15:15,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:15:15,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:15:15,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:15:15,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:15:15" (1/1) ... [2024-11-08 22:15:15,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50045a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:15, skipping insertion in model container [2024-11-08 22:15:15,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:15:15" (1/1) ... [2024-11-08 22:15:15,103 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:15:16,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:15:16,203 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:15:16,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:15:16,566 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:15:16,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16 WrapperNode [2024-11-08 22:15:16,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:15:16,568 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:15:16,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:15:16,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:15:16,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,634 INFO L138 Inliner]: procedures = 497, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2024-11-08 22:15:16,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:15:16,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:15:16,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:15:16,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:15:16,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,655 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,657 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:15:16,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:15:16,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:15:16,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:15:16,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:16" (1/1) ... [2024-11-08 22:15:16,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:15:16,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:15:16,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:15:16,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:15:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:15:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:15:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:15:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:15:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:15:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:15:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:15:16,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:15:16,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:15:16,883 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:15:16,885 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:15:17,015 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 22:15:17,015 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:15:17,067 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:15:17,067 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:15:17,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:15:17 BoogieIcfgContainer [2024-11-08 22:15:17,068 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:15:17,068 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:15:17,069 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:15:17,084 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:15:17,084 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:15:17" (1/1) ... [2024-11-08 22:15:17,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:15:17,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:15:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:15:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:15:17,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:15:17,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:15:17,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:15:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:15:17,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:15:17,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:15:17,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 22:15:17,553 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 22:15:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:15:17,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:15:17,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:15:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:15:17,609 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:15:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:15:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:15:17,710 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:15:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:15:17,760 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:15:17,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:15:17 ImpRootNode [2024-11-08 22:15:17,803 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:15:17,804 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:15:17,804 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:15:17,804 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:15:17,805 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:15:17" (3/4) ... [2024-11-08 22:15:17,807 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:15:17,809 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:15:17,810 INFO L158 Benchmark]: Toolchain (without parser) took 2795.44ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 99.0MB in the beginning and 112.9MB in the end (delta: -14.0MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-08 22:15:17,810 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 144.7MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:15:17,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1551.33ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 99.0MB in the beginning and 106.9MB in the end (delta: -7.9MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-11-08 22:15:17,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.34ms. Allocated memory is still 178.3MB. Free memory was 106.9MB in the beginning and 104.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:15:17,813 INFO L158 Benchmark]: Boogie Preprocessor took 27.21ms. Allocated memory is still 178.3MB. Free memory was 104.1MB in the beginning and 102.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:15:17,814 INFO L158 Benchmark]: RCFGBuilder took 404.29ms. Allocated memory is still 178.3MB. Free memory was 102.8MB in the beginning and 142.3MB in the end (delta: -39.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:15:17,815 INFO L158 Benchmark]: CodeCheck took 734.44ms. Allocated memory is still 178.3MB. Free memory was 142.3MB in the beginning and 112.9MB in the end (delta: 29.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 22:15:17,817 INFO L158 Benchmark]: Witness Printer took 5.31ms. Allocated memory is still 178.3MB. Free memory is still 112.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:15:17,821 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 7 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1571. 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); [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] 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] [L1572] CALL CWE190_Integer_Overflow__int_fscanf_multiply_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1561] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] data * 2 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 0.35ms. Allocated memory is still 144.7MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1551.33ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 99.0MB in the beginning and 106.9MB in the end (delta: -7.9MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.34ms. Allocated memory is still 178.3MB. Free memory was 106.9MB in the beginning and 104.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.21ms. Allocated memory is still 178.3MB. Free memory was 104.1MB in the beginning and 102.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.29ms. Allocated memory is still 178.3MB. Free memory was 102.8MB in the beginning and 142.3MB in the end (delta: -39.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 734.44ms. Allocated memory is still 178.3MB. Free memory was 142.3MB in the beginning and 112.9MB in the end (delta: 29.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 5.31ms. Allocated memory is still 178.3MB. Free memory is still 112.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:15:17,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk --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 15550f80511dea5cd30027b333ec9990543e13e43ea84b3b7a2f8df1277c10bd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:15:20,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:15:20,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:15:20,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:15:20,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:15:20,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:15:20,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:15:20,460 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:15:20,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:15:20,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:15:20,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:15:20,461 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:15:20,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:15:20,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:15:20,464 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:15:20,465 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:15:20,466 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:15:20,466 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:15:20,466 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:15:20,467 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:15:20,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:15:20,471 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:15:20,472 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:15:20,472 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:15:20,472 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:15:20,473 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:15:20,473 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:15:20,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:15:20,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:15:20,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:15:20,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:15:20,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:15:20,475 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:15:20,475 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:15:20,475 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:15:20,475 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15550f80511dea5cd30027b333ec9990543e13e43ea84b3b7a2f8df1277c10bd [2024-11-08 22:15:20,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:15:20,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:15:20,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:15:20,869 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:15:20,870 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:15:20,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_bad.i Unable to find full path for "g++" [2024-11-08 22:15:23,479 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:15:23,990 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:15:23,994 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_32_bad.i [2024-11-08 22:15:24,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/data/1a54142d4/3a43042fd0244b1faf6e6e371608c306/FLAG568571be7 [2024-11-08 22:15:24,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/data/1a54142d4/3a43042fd0244b1faf6e6e371608c306 [2024-11-08 22:15:24,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:15:24,094 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:15:24,096 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:15:24,098 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:15:24,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:15:24,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:15:24" (1/1) ... [2024-11-08 22:15:24,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42bee33b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:24, skipping insertion in model container [2024-11-08 22:15:24,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:15:24" (1/1) ... [2024-11-08 22:15:24,209 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:15:25,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:15:25,679 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:15:25,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:15:26,021 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:15:26,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26 WrapperNode [2024-11-08 22:15:26,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:15:26,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:15:26,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:15:26,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:15:26,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,108 INFO L138 Inliner]: procedures = 502, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2024-11-08 22:15:26,108 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:15:26,109 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:15:26,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:15:26,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:15:26,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,155 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:15:26,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:15:26,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:15:26,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:15:26,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:15:26,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:15:26,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:15:26,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:15:26,247 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:15:26,247 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:15:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:15:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:15:26,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:15:26,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:15:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:15:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:15:26,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:15:26,491 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:15:26,495 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:15:26,777 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 22:15:26,778 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:15:26,834 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:15:26,834 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:15:26,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:15:26 BoogieIcfgContainer [2024-11-08 22:15:26,835 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:15:26,836 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:15:26,837 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:15:26,851 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:15:26,852 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:15:26" (1/1) ... [2024-11-08 22:15:26,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:15:26,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:15:26,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:15:26,929 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:15:26,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:15:26,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:15:26,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:15:26,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:15:26,939 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:15:26,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:15:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:15:27,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:15:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:15:27,287 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:15:27,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:15:27,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:15:27,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:15:27,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:15:27,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 22:15:27,487 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 22:15:27,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:15:27,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:15:27,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:15:27,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:15:27,497 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:15:27,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:15:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:15:27,738 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:15:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:15:27,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:15:27,975 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:15:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:15:28,064 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:15:28,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:15:28,070 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:15:28,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:15:28 ImpRootNode [2024-11-08 22:15:28,118 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:15:28,119 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:15:28,119 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:15:28,120 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:15:28,120 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:15:26" (3/4) ... [2024-11-08 22:15:28,125 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:15:28,126 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:15:28,128 INFO L158 Benchmark]: Toolchain (without parser) took 4035.39ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 53.2MB in the beginning and 60.9MB in the end (delta: -7.6MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-08 22:15:28,129 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:15:28,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1929.90ms. Allocated memory is still 77.6MB. Free memory was 53.0MB in the beginning and 37.6MB in the end (delta: 15.4MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2024-11-08 22:15:28,131 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.59ms. Allocated memory is still 77.6MB. Free memory was 37.5MB in the beginning and 34.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:15:28,132 INFO L158 Benchmark]: Boogie Preprocessor took 50.53ms. Allocated memory is still 77.6MB. Free memory was 34.4MB in the beginning and 32.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:15:28,134 INFO L158 Benchmark]: RCFGBuilder took 674.79ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 32.3MB in the beginning and 63.3MB in the end (delta: -30.9MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2024-11-08 22:15:28,136 INFO L158 Benchmark]: CodeCheck took 1281.88ms. Allocated memory is still 107.0MB. Free memory was 63.3MB in the beginning and 61.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:15:28,137 INFO L158 Benchmark]: Witness Printer took 7.47ms. Allocated memory is still 107.0MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:15:28,142 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 7 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 60 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1571. 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); [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] 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] [L1572] CALL CWE190_Integer_Overflow__int_fscanf_multiply_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1557] *dataPtr1 = data [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1561] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] data * 2 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 0.23ms. Allocated memory is still 56.6MB. Free memory is still 33.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1929.90ms. Allocated memory is still 77.6MB. Free memory was 53.0MB in the beginning and 37.6MB in the end (delta: 15.4MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.59ms. Allocated memory is still 77.6MB. Free memory was 37.5MB in the beginning and 34.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.53ms. Allocated memory is still 77.6MB. Free memory was 34.4MB in the beginning and 32.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 674.79ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 32.3MB in the beginning and 63.3MB in the end (delta: -30.9MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. * CodeCheck took 1281.88ms. Allocated memory is still 107.0MB. Free memory was 63.3MB in the beginning and 61.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.47ms. Allocated memory is still 107.0MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:15:28,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8836979-4dec-44c9-8b2b-11b9e59684bb/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample