./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_07_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm --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 6a5987e0993a7fb4de8beb683a10e1cfcef6206b257ec623460cabeaaa785642 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:44:40,319 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:44:40,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:44:40,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:44:40,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:44:40,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:44:40,473 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:44:40,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:44:40,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:44:40,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:44:40,474 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:44:40,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:44:40,474 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:44:40,474 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:44:40,475 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:44:40,475 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:44:40,475 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:44:40,475 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:44:40,475 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:44:40,475 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:44:40,475 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:44:40,475 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:44:40,476 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:44:40,476 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:44:40,476 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:44:40,476 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:44:40,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:40,476 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:44:40,476 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:44:40,477 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:44:40,477 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:44:40,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:44:40,477 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm 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 -> 6a5987e0993a7fb4de8beb683a10e1cfcef6206b257ec623460cabeaaa785642 [2024-11-13 16:44:40,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:44:40,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:44:40,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:44:40,912 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:44:40,913 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:44:40,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_07_bad.i Unable to find full path for "g++" [2024-11-13 16:44:43,168 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:44:43,763 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:44:43,763 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_07_bad.i [2024-11-13 16:44:43,818 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/data/01cc67deb/7d579e27fd43419a980e0067efeca049/FLAG28e15ef63 [2024-11-13 16:44:43,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/data/01cc67deb/7d579e27fd43419a980e0067efeca049 [2024-11-13 16:44:43,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:44:43,856 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:44:43,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:43,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:44:43,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:44:43,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:43,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62018e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:43, skipping insertion in model container [2024-11-13 16:44:43,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:43" (1/1) ... [2024-11-13 16:44:43,942 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:44:45,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:45,167 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:44:45,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:45,460 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:44:45,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45 WrapperNode [2024-11-13 16:44:45,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:45,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:45,465 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:44:45,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:44:45,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,549 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-13 16:44:45,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:45,550 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:44:45,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:44:45,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:44:45,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,564 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,564 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,574 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,576 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,584 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:44:45,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:44:45,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:44:45,592 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:44:45,593 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:45" (1/1) ... [2024-11-13 16:44:45,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:45,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:44:45,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:44:45,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:44:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:44:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:44:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:44:45,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:44:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:44:45,937 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:44:45,940 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:44:46,108 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 16:44:46,108 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:44:46,183 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:44:46,184 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:44:46,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:46 BoogieIcfgContainer [2024-11-13 16:44:46,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:44:46,185 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:44:46,185 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:44:46,198 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:44:46,198 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:46" (1/1) ... [2024-11-13 16:44:46,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:44:46,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:46,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 16:44:46,278 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 16:44:46,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:44:46,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:46,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:44:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:46,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:44:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:46,517 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:44:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:46,556 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:44:46,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:44:46 ImpRootNode [2024-11-13 16:44:46,586 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:44:46,586 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:44:46,586 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:44:46,587 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:44:46,587 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:46" (3/4) ... [2024-11-13 16:44:46,590 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:44:46,591 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:44:46,593 INFO L158 Benchmark]: Toolchain (without parser) took 2736.65ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 77.5MB in the end (delta: 37.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-13 16:44:46,593 INFO L158 Benchmark]: CDTParser took 1.86ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:44:46,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1605.32ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 107.7MB in the end (delta: 7.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-13 16:44:46,594 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.71ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 105.0MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:44:46,595 INFO L158 Benchmark]: Boogie Preprocessor took 34.16ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.4MB in the end (delta: 599.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:44:46,595 INFO L158 Benchmark]: RCFGBuilder took 592.86ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 91.0MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:44:46,596 INFO L158 Benchmark]: CodeCheck took 400.59ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 77.5MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:44:46,596 INFO L158 Benchmark]: Witness Printer took 5.28ms. Allocated memory is still 142.6MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:44:46,599 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1560]: 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 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_min_predec_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1557] COND TRUE staticFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1560] --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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.86ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1605.32ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 107.7MB in the end (delta: 7.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.71ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 105.0MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.16ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.4MB in the end (delta: 599.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 592.86ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 91.0MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 400.59ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 77.5MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.28ms. Allocated memory is still 142.6MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 16:44:46,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm --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 6a5987e0993a7fb4de8beb683a10e1cfcef6206b257ec623460cabeaaa785642 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:44:50,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:44:50,204 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 16:44:50,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:44:50,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:44:50,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:44:50,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:44:50,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:44:50,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:44:50,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:44:50,267 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:44:50,267 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:44:50,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:44:50,268 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:44:50,268 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:44:50,268 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:44:50,268 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:44:50,268 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:44:50,268 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:44:50,269 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:44:50,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:44:50,269 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:44:50,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:44:50,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:44:50,269 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:44:50,269 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:44:50,269 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:44:50,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:44:50,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:50,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:44:50,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:44:50,270 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:44:50,270 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:44:50,270 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:44:50,270 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:44:50,271 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm 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 -> 6a5987e0993a7fb4de8beb683a10e1cfcef6206b257ec623460cabeaaa785642 [2024-11-13 16:44:50,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:44:50,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:44:50,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:44:50,727 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:44:50,728 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:44:50,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_07_bad.i Unable to find full path for "g++" [2024-11-13 16:44:53,316 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:44:53,858 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:44:53,861 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_07_bad.i [2024-11-13 16:44:53,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/data/f37cb2dce/a7de7c262ed94f5da3caa4b0a973c1f2/FLAG739d56d3d [2024-11-13 16:44:53,917 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/data/f37cb2dce/a7de7c262ed94f5da3caa4b0a973c1f2 [2024-11-13 16:44:53,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:44:53,922 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:44:53,924 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:53,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:44:53,930 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:44:53,931 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:53" (1/1) ... [2024-11-13 16:44:53,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2134caaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:53, skipping insertion in model container [2024-11-13 16:44:53,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:44:53" (1/1) ... [2024-11-13 16:44:53,994 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:44:55,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:55,163 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:44:55,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:44:55,516 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:44:55,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55 WrapperNode [2024-11-13 16:44:55,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:44:55,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:55,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:44:55,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:44:55,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,579 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-13 16:44:55,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:44:55,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:44:55,580 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:44:55,580 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:44:55,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,593 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,604 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,607 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:44:55,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:44:55,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:44:55,613 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:44:55,614 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:44:55" (1/1) ... [2024-11-13 16:44:55,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:44:55,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:44:55,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:44:55,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:44:55,696 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:44:55,696 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:44:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:44:55,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:44:55,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:44:55,924 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:44:55,926 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:44:56,117 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 16:44:56,118 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:44:56,201 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:44:56,201 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:44:56,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:56 BoogieIcfgContainer [2024-11-13 16:44:56,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:44:56,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:44:56,205 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:44:56,222 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:44:56,223 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:56" (1/1) ... [2024-11-13 16:44:56,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:44:56,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:44:56,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 16:44:56,306 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 16:44:56,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:44:56,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:44:56,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:44:56,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:44:56,326 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:44:56,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:44:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:56,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:44:56,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:56,637 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:44:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:44:56,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:44:56,701 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:44:56,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:44:56 ImpRootNode [2024-11-13 16:44:56,744 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:44:56,745 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:44:56,745 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:44:56,745 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:44:56,747 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:44:56" (3/4) ... [2024-11-13 16:44:56,750 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:44:56,752 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:44:56,755 INFO L158 Benchmark]: Toolchain (without parser) took 2830.80ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 44.0MB in the end (delta: 13.1MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-11-13 16:44:56,755 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 83.9MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:44:56,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1593.66ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 53.0MB in the end (delta: 3.8MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-11-13 16:44:56,756 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.93ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 50.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:44:56,757 INFO L158 Benchmark]: Boogie Preprocessor took 31.63ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 48.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:44:56,760 INFO L158 Benchmark]: RCFGBuilder took 589.59ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 33.7MB in the end (delta: 15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:44:56,761 INFO L158 Benchmark]: CodeCheck took 539.52ms. Allocated memory is still 83.9MB. Free memory was 33.7MB in the beginning and 44.4MB in the end (delta: -10.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:44:56,761 INFO L158 Benchmark]: Witness Printer took 7.28ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 44.0MB in the end (delta: 471.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:44:56,764 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1560]: 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 1569. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] static int staticFive = 5; [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_min_predec_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1557] COND TRUE staticFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1560] --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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 83.9MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1593.66ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 53.0MB in the end (delta: 3.8MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.93ms. Allocated memory is still 83.9MB. Free memory was 53.0MB in the beginning and 50.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.63ms. Allocated memory is still 83.9MB. Free memory was 50.3MB in the beginning and 48.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 589.59ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 33.7MB in the end (delta: 15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 539.52ms. Allocated memory is still 83.9MB. Free memory was 33.7MB in the beginning and 44.4MB in the end (delta: -10.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.28ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 44.0MB in the end (delta: 471.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 16:44:56,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2ce78e-d6cb-4fb8-a24b-0cc053d834d1/bin/ukojak-verify-EEHR8qb7sm/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