./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_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_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/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_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/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_82239004-1411-4d28-9c35-aff3516a59a9/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 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:04:54,455 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:04:54,543 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:04:54,547 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:04:54,547 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:04:54,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:04:54,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:04:54,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:04:54,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:04:54,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:04:54,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:04:54,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:04:54,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:04:54,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:04:54,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:04:54,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:04:54,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:04:54,576 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:04:54,576 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:04:54,576 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:04:54,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:04:54,580 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:04:54,581 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:04:54,581 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:04:54,581 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:04:54,582 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:04:54,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:54,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:04:54,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:04:54,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:04:54,583 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:04:54,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:04:54,588 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_82239004-1411-4d28-9c35-aff3516a59a9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e [2024-11-08 23:04:54,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:04:54,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:04:54,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:04:54,914 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:04:54,915 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:04:54,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i Unable to find full path for "g++" [2024-11-08 23:04:57,008 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:04:57,393 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:04:57,394 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i [2024-11-08 23:04:57,424 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/data/50fb34c8b/2b7193be02c54c519d045fb5c0c75246/FLAG0a1564e63 [2024-11-08 23:04:57,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/data/50fb34c8b/2b7193be02c54c519d045fb5c0c75246 [2024-11-08 23:04:57,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:04:57,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:04:57,608 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:57,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:04:57,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:04:57,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:57" (1/1) ... [2024-11-08 23:04:57,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25face7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:57, skipping insertion in model container [2024-11-08 23:04:57,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:57" (1/1) ... [2024-11-08 23:04:57,696 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:04:58,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:58,699 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:04:58,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:58,968 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:04:58,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58 WrapperNode [2024-11-08 23:04:58,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:58,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:58,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:04:58,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:04:58,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,016 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,058 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 103 [2024-11-08 23:04:59,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:59,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:04:59,061 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:04:59,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:04:59,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,079 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,087 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:04:59,088 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:04:59,088 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:04:59,088 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:04:59,089 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:58" (1/1) ... [2024-11-08 23:04:59,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:59,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:04:59,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:04:59,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:04:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:04:59,170 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:04:59,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:04:59,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:04:59,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:04:59,343 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:04:59,345 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:04:59,594 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-08 23:04:59,594 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:04:59,881 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:04:59,881 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:04:59,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:59 BoogieIcfgContainer [2024-11-08 23:04:59,882 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:04:59,883 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:04:59,883 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:04:59,894 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:04:59,894 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:59" (1/1) ... [2024-11-08 23:04:59,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:04:59,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:59,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:04:59,953 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:04:59,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:04:59,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:59,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:05:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:00,414 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 23:05:00,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:00,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:05:00,478 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:05:00,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:05:00,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:00,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:05:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:05:00,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:05:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:05:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:05:00,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:05:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:05:00,891 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:05:00,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:05:00 ImpRootNode [2024-11-08 23:05:00,931 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:05:00,932 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:05:00,934 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:05:00,935 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:05:00,935 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:59" (3/4) ... [2024-11-08 23:05:00,938 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:05:00,940 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:05:00,941 INFO L158 Benchmark]: Toolchain (without parser) took 3333.62ms. Allocated memory is still 146.8MB. Free memory was 104.4MB in the beginning and 80.4MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 23:05:00,941 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 98.6MB. Free memory was 68.4MB in the beginning and 68.4MB in the end (delta: 30.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:05:00,943 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1360.73ms. Allocated memory is still 146.8MB. Free memory was 104.0MB in the beginning and 74.2MB in the end (delta: 29.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-11-08 23:05:00,943 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.94ms. Allocated memory is still 146.8MB. Free memory was 74.2MB in the beginning and 71.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:05:00,944 INFO L158 Benchmark]: Boogie Preprocessor took 26.95ms. Allocated memory is still 146.8MB. Free memory was 71.3MB in the beginning and 69.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:05:00,945 INFO L158 Benchmark]: RCFGBuilder took 794.06ms. Allocated memory is still 146.8MB. Free memory was 69.2MB in the beginning and 88.0MB in the end (delta: -18.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-11-08 23:05:00,946 INFO L158 Benchmark]: CodeCheck took 1048.97ms. Allocated memory is still 146.8MB. Free memory was 88.0MB in the beginning and 80.4MB in the end (delta: 7.6MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-11-08 23:05:00,947 INFO L158 Benchmark]: Witness Printer took 7.59ms. Allocated memory is still 146.8MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:05:00,951 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: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 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, 0.3s 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: 1572]: 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_52_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_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_52c_badSink(data) [L1572] ++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 0.26ms. Allocated memory is still 98.6MB. Free memory was 68.4MB in the beginning and 68.4MB in the end (delta: 30.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1360.73ms. Allocated memory is still 146.8MB. Free memory was 104.0MB in the beginning and 74.2MB in the end (delta: 29.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.94ms. Allocated memory is still 146.8MB. Free memory was 74.2MB in the beginning and 71.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.95ms. Allocated memory is still 146.8MB. Free memory was 71.3MB in the beginning and 69.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 794.06ms. Allocated memory is still 146.8MB. Free memory was 69.2MB in the beginning and 88.0MB in the end (delta: -18.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * CodeCheck took 1048.97ms. Allocated memory is still 146.8MB. Free memory was 88.0MB in the beginning and 80.4MB in the end (delta: 7.6MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Witness Printer took 7.59ms. Allocated memory is still 146.8MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:05:00,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/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 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_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/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_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/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_82239004-1411-4d28-9c35-aff3516a59a9/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 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:05:03,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:05:03,541 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:05:03,586 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:05:03,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:05:03,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:05:03,588 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:05:03,588 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:05:03,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:05:03,590 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:05:03,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:05:03,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:05:03,592 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:05:03,593 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:05:03,595 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:05:03,596 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:05:03,596 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:05:03,596 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:05:03,596 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:05:03,597 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:05:03,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:05:03,601 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:05:03,602 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:05:03,602 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:05:03,602 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:05:03,603 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:05:03,603 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:05:03,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:05:03,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:05:03,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:05:03,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:05:03,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:05:03,604 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:05:03,605 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:05:03,605 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:05:03,605 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_82239004-1411-4d28-9c35-aff3516a59a9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e [2024-11-08 23:05:04,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:05:04,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:05:04,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:05:04,030 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:05:04,032 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:05:04,033 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i Unable to find full path for "g++" [2024-11-08 23:05:06,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:05:06,693 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:05:06,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i [2024-11-08 23:05:06,729 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/data/4d87a2835/d87b8d1b549a4207a1e377d18ac3a1ea/FLAG5ae1f4adb [2024-11-08 23:05:06,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/data/4d87a2835/d87b8d1b549a4207a1e377d18ac3a1ea [2024-11-08 23:05:06,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:05:06,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:05:06,761 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:05:06,761 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:05:06,768 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:05:06,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:05:06" (1/1) ... [2024-11-08 23:05:06,770 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d16384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:06, skipping insertion in model container [2024-11-08 23:05:06,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:05:06" (1/1) ... [2024-11-08 23:05:06,856 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:05:08,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:05:08,079 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:05:08,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:05:08,356 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:05:08,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08 WrapperNode [2024-11-08 23:05:08,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:05:08,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:05:08,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:05:08,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:05:08,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,426 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2024-11-08 23:05:08,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:05:08,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:05:08,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:05:08,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:05:08,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,440 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,441 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:05:08,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:05:08,459 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:05:08,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:05:08,460 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:05:08,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:05:08,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:05:08,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:05:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:05:08,535 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:05:08,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:05:08,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:05:08,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:05:08,711 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:05:08,714 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:05:08,855 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-08 23:05:08,855 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:05:08,948 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:05:08,949 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:05:08,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:05:08 BoogieIcfgContainer [2024-11-08 23:05:08,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:05:08,950 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:05:08,951 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:05:08,962 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:05:08,962 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:05:08" (1/1) ... [2024-11-08 23:05:08,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:05:09,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:05:09,033 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:05:09,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:05:09,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:09,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:05:09,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:05:09,044 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:05:09,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:05:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:09,202 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:05:09,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:05:09,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:05:09,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:05:09,263 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 23:05:09,265 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:05:09,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:05:09,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:05:09,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:05:09,296 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:05:09,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:05:09,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:05:09,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:05:09,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:05:09,300 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:05:09,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:05:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:05:09,450 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:05:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:05:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:05:09,568 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:05:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:05:09,601 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:05:09,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:05:09,605 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:05:09,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:05:09 ImpRootNode [2024-11-08 23:05:09,645 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:05:09,646 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:05:09,646 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:05:09,646 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:05:09,647 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:05:08" (3/4) ... [2024-11-08 23:05:09,650 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:05:09,651 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:05:09,652 INFO L158 Benchmark]: Toolchain (without parser) took 2893.68ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 46.0MB in the beginning and 43.8MB in the end (delta: 2.2MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-11-08 23:05:09,653 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:05:09,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1596.49ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.8MB in the beginning and 64.7MB in the end (delta: -18.9MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-08 23:05:09,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.75ms. Allocated memory is still 96.5MB. Free memory was 64.7MB in the beginning and 61.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:05:09,658 INFO L158 Benchmark]: Boogie Preprocessor took 31.73ms. Allocated memory is still 96.5MB. Free memory was 61.6MB in the beginning and 59.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:05:09,658 INFO L158 Benchmark]: RCFGBuilder took 490.32ms. Allocated memory is still 96.5MB. Free memory was 59.6MB in the beginning and 66.2MB in the end (delta: -6.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 23:05:09,659 INFO L158 Benchmark]: CodeCheck took 695.10ms. Allocated memory is still 96.5MB. Free memory was 66.2MB in the beginning and 44.2MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:05:09,660 INFO L158 Benchmark]: Witness Printer took 5.18ms. Allocated memory is still 96.5MB. Free memory was 44.2MB in the beginning and 43.8MB in the end (delta: 484.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:05:09,664 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: 0.6s, 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, 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: 1572]: 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_52_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_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_52c_badSink(data) [L1572] ++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 0.19ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1596.49ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 45.8MB in the beginning and 64.7MB in the end (delta: -18.9MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.75ms. Allocated memory is still 96.5MB. Free memory was 64.7MB in the beginning and 61.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.73ms. Allocated memory is still 96.5MB. Free memory was 61.6MB in the beginning and 59.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 490.32ms. Allocated memory is still 96.5MB. Free memory was 59.6MB in the beginning and 66.2MB in the end (delta: -6.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 695.10ms. Allocated memory is still 96.5MB. Free memory was 66.2MB in the beginning and 44.2MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.18ms. Allocated memory is still 96.5MB. Free memory was 44.2MB in the beginning and 43.8MB in the end (delta: 484.9kB). 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 23:05:09,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82239004-1411-4d28-9c35-aff3516a59a9/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