./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/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_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/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_58221035-0330-40da-92a6-bf7629994b5c/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 b2ec0072d36716d222d96df9990bdec4e0da6d67822a0ad3cd15ee73b137d3e9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:27:43,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:27:43,156 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:27:43,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:27:43,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:27:43,215 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:27:43,216 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:27:43,216 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:27:43,217 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:27:43,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:27:43,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:27:43,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:27:43,221 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:27:43,221 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:27:43,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:27:43,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:27:43,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:27:43,225 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:27:43,226 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:27:43,226 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:27:43,227 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:27:43,227 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:27:43,228 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:27:43,228 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:27:43,229 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:27:43,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:27:43,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:43,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:27:43,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:27:43,233 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:27:43,234 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:27:43,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:27:43,235 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_58221035-0330-40da-92a6-bf7629994b5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2ec0072d36716d222d96df9990bdec4e0da6d67822a0ad3cd15ee73b137d3e9 [2024-11-08 22:27:43,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:27:43,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:27:43,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:27:43,579 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:27:43,580 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:27:43,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i Unable to find full path for "g++" [2024-11-08 22:27:46,072 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:27:46,464 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:27:46,469 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i [2024-11-08 22:27:46,514 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/data/594c0cf5b/656ecf72b7c640da8c4906618c30fe7b/FLAGcaacc42c2 [2024-11-08 22:27:46,539 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/data/594c0cf5b/656ecf72b7c640da8c4906618c30fe7b [2024-11-08 22:27:46,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:27:46,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:27:46,549 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:46,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:27:46,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:27:46,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4c074a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46, skipping insertion in model container [2024-11-08 22:27:46,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:27:48,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:48,057 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:27:48,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:48,469 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:27:48,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48 WrapperNode [2024-11-08 22:27:48,470 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:48,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:48,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:27:48,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:27:48,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,525 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,581 INFO L138 Inliner]: procedures = 501, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-11-08 22:27:48,582 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:48,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:27:48,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:27:48,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:27:48,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,627 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:27:48,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:27:48,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:27:48,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:27:48,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:48" (1/1) ... [2024-11-08 22:27:48,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:48,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:27:48,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:27:48,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:27:48,745 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:27:48,745 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:27:48,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:27:48,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:27:48,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:27:48,939 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:27:48,941 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:27:49,262 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live. [2024-11-08 22:27:49,262 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:27:49,615 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:27:49,615 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:27:49,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:49 BoogieIcfgContainer [2024-11-08 22:27:49,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:27:49,617 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:27:49,617 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:27:49,631 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:27:49,632 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:49" (1/1) ... [2024-11-08 22:27:49,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:27:49,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:49,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:27:49,715 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:27:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:27:49,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:49,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:50,353 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 22:27:50,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:50,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 22:27:50,439 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 22:27:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:27:50,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:50,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:50,634 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:27:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:50,796 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:27:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:50,851 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:27:50,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:27:50 ImpRootNode [2024-11-08 22:27:50,891 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:27:50,892 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:27:50,895 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:27:50,895 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:27:50,896 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:49" (3/4) ... [2024-11-08 22:27:50,899 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:27:50,901 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:27:50,902 INFO L158 Benchmark]: Toolchain (without parser) took 4355.59ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 97.7MB in the beginning and 76.6MB in the end (delta: 21.1MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. [2024-11-08 22:27:50,902 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 138.4MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:27:50,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1922.22ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 97.4MB in the beginning and 128.3MB in the end (delta: -30.8MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2024-11-08 22:27:50,904 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.51ms. Allocated memory is still 199.2MB. Free memory was 128.3MB in the beginning and 125.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:27:50,906 INFO L158 Benchmark]: Boogie Preprocessor took 54.83ms. Allocated memory is still 199.2MB. Free memory was 125.2MB in the beginning and 123.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:27:50,907 INFO L158 Benchmark]: RCFGBuilder took 975.30ms. Allocated memory is still 199.2MB. Free memory was 123.2MB in the beginning and 140.6MB in the end (delta: -17.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:27:50,908 INFO L158 Benchmark]: CodeCheck took 1274.80ms. Allocated memory is still 199.2MB. Free memory was 140.6MB in the beginning and 76.6MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-11-08 22:27:50,909 INFO L158 Benchmark]: Witness Printer took 8.47ms. Allocated memory is still 199.2MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:27:50,915 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 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, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1582]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559, overapproximation of bitwiseOr at line 1553. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_54_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_54b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_54c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_preinc_54d_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_rand_preinc_54e_badSink(data) [L1582] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 138.4MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1922.22ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 97.4MB in the beginning and 128.3MB in the end (delta: -30.8MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.51ms. Allocated memory is still 199.2MB. Free memory was 128.3MB in the beginning and 125.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.83ms. Allocated memory is still 199.2MB. Free memory was 125.2MB in the beginning and 123.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 975.30ms. Allocated memory is still 199.2MB. Free memory was 123.2MB in the beginning and 140.6MB in the end (delta: -17.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 1274.80ms. Allocated memory is still 199.2MB. Free memory was 140.6MB in the beginning and 76.6MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 8.47ms. Allocated memory is still 199.2MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:27:50,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/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_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/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_58221035-0330-40da-92a6-bf7629994b5c/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 b2ec0072d36716d222d96df9990bdec4e0da6d67822a0ad3cd15ee73b137d3e9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:27:54,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:27:54,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:27:54,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:27:54,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:27:54,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:27:54,265 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:27:54,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:27:54,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:27:54,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:27:54,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:27:54,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:27:54,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:27:54,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:27:54,271 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:27:54,275 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:27:54,275 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:27:54,275 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:27:54,276 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:27:54,276 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:27:54,277 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:27:54,281 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:27:54,281 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:27:54,282 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:27:54,282 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:27:54,282 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:54,283 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:27:54,283 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:27:54,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:54,284 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:27:54,285 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:27:54,286 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:27:54,287 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:27:54,288 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:54,288 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:27:54,289 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_58221035-0330-40da-92a6-bf7629994b5c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2ec0072d36716d222d96df9990bdec4e0da6d67822a0ad3cd15ee73b137d3e9 [2024-11-08 22:27:54,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:27:54,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:27:54,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:27:54,849 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:27:54,850 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:27:54,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i Unable to find full path for "g++" [2024-11-08 22:27:57,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:27:57,982 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:27:57,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i [2024-11-08 22:27:58,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/data/b2265a05b/ed8827cfcc084b9ba8d8f8588f90788a/FLAGf95aefc8c [2024-11-08 22:27:58,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/data/b2265a05b/ed8827cfcc084b9ba8d8f8588f90788a [2024-11-08 22:27:58,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:27:58,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:27:58,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:58,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:27:58,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:27:58,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:58" (1/1) ... [2024-11-08 22:27:58,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658cc393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:58, skipping insertion in model container [2024-11-08 22:27:58,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:58" (1/1) ... [2024-11-08 22:27:58,165 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:27:59,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:59,475 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:27:59,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:59,881 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:27:59,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59 WrapperNode [2024-11-08 22:27:59,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:59,884 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:59,888 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:27:59,888 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:27:59,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:27:59,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:27:59,991 INFO L138 Inliner]: procedures = 506, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 67 [2024-11-08 22:27:59,991 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:59,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:27:59,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:27:59,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:28:00,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:28:00,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:28:00,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:28:00,009 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:28:00,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:28:00,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:28:00,025 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:28:00,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:28:00,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:28:00,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:28:00,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:28:00,032 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:28:00,033 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:59" (1/1) ... [2024-11-08 22:28:00,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:00,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:28:00,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:28:00,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:28:00,156 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:28:00,156 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:28:00,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:28:00,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:28:00,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:28:00,380 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:28:00,383 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:28:00,563 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-08 22:28:00,563 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:28:00,712 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:28:00,713 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:28:00,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:00 BoogieIcfgContainer [2024-11-08 22:28:00,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:28:00,715 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:28:00,715 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:28:00,728 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:28:00,728 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:00" (1/1) ... [2024-11-08 22:28:00,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:28:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:00,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:28:00,806 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:28:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:28:00,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:00,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:00,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:00,816 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:00,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:28:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:01,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:28:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:01,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:28:01,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:01,095 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 22:28:01,097 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:28:01,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:28:01,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:01,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 22:28:01,141 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 22:28:01,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:28:01,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:01,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:01,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:01,147 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:01,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:28:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:01,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:28:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:01,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:28:01,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:01,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:28:01,610 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:28:01,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:28:01 ImpRootNode [2024-11-08 22:28:01,655 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:28:01,656 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:28:01,656 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:28:01,656 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:28:01,657 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:00" (3/4) ... [2024-11-08 22:28:01,660 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:28:01,661 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:28:01,663 INFO L158 Benchmark]: Toolchain (without parser) took 3601.21ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 56.5MB in the beginning and 77.7MB in the end (delta: -21.2MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-11-08 22:28:01,663 INFO L158 Benchmark]: CDTParser took 1.56ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 59.7MB in the end (delta: 162.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:01,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1818.78ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 56.3MB in the beginning and 59.5MB in the end (delta: -3.2MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-11-08 22:28:01,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.44ms. Allocated memory is still 111.1MB. Free memory was 59.5MB in the beginning and 55.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:28:01,667 INFO L158 Benchmark]: Boogie Preprocessor took 38.85ms. Allocated memory is still 111.1MB. Free memory was 55.8MB in the beginning and 54.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:01,668 INFO L158 Benchmark]: RCFGBuilder took 681.80ms. Allocated memory is still 111.1MB. Free memory was 54.2MB in the beginning and 66.6MB in the end (delta: -12.3MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-11-08 22:28:01,670 INFO L158 Benchmark]: CodeCheck took 940.37ms. Allocated memory is still 111.1MB. Free memory was 66.6MB in the beginning and 78.2MB in the end (delta: -11.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:28:01,671 INFO L158 Benchmark]: Witness Printer took 6.06ms. Allocated memory is still 111.1MB. Free memory was 78.2MB in the beginning and 77.7MB in the end (delta: 470.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:28:01,678 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1582]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_54_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_54b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_54c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_preinc_54d_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_rand_preinc_54e_badSink(data) [L1582] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 59.7MB in the end (delta: 162.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1818.78ms. Allocated memory was 83.9MB in the beginning and 111.1MB in the end (delta: 27.3MB). Free memory was 56.3MB in the beginning and 59.5MB in the end (delta: -3.2MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.44ms. Allocated memory is still 111.1MB. Free memory was 59.5MB in the beginning and 55.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.85ms. Allocated memory is still 111.1MB. Free memory was 55.8MB in the beginning and 54.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 681.80ms. Allocated memory is still 111.1MB. Free memory was 54.2MB in the beginning and 66.6MB in the end (delta: -12.3MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * CodeCheck took 940.37ms. Allocated memory is still 111.1MB. Free memory was 66.6MB in the beginning and 78.2MB in the end (delta: -11.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.06ms. Allocated memory is still 111.1MB. Free memory was 78.2MB in the beginning and 77.7MB in the end (delta: 470.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:28:01,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58221035-0330-40da-92a6-bf7629994b5c/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample