./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_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_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/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_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/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_7cf24031-e020-4407-9301-f106211506d6/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 bb1002f65f4a1a7ec89f1e2dd1cca649b92cab599f7c73e1212e6e56df8d6070 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:57:13,394 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:57:13,458 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:57:13,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:57:13,463 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:57:13,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:57:13,486 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:57:13,487 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:57:13,487 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:57:13,487 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:57:13,487 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:57:13,487 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:57:13,488 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:57:13,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:57:13,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:57:13,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:57:13,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:57:13,488 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:57:13,488 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:57:13,488 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:57:13,488 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:57:13,488 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:57:13,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:57:13,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:57:13,489 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:57:13,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:57:13,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:57:13,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:57:13,489 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:57:13,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:57:13,490 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:57:13,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:57:13,490 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_7cf24031-e020-4407-9301-f106211506d6/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 -> bb1002f65f4a1a7ec89f1e2dd1cca649b92cab599f7c73e1212e6e56df8d6070 [2024-11-13 22:57:13,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:57:13,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:57:13,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:57:13,852 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:57:13,852 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:57:13,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i Unable to find full path for "g++" [2024-11-13 22:57:15,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:57:16,132 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:57:16,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i [2024-11-13 22:57:16,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/data/d11c51cfa/f7f3d76c4502431d94474c185d488d4b/FLAGf99ff5265 [2024-11-13 22:57:16,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/data/d11c51cfa/f7f3d76c4502431d94474c185d488d4b [2024-11-13 22:57:16,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:57:16,334 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:57:16,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:57:16,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:57:16,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:57:16,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:57:16" (1/1) ... [2024-11-13 22:57:16,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36391bd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:16, skipping insertion in model container [2024-11-13 22:57:16,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:57:16" (1/1) ... [2024-11-13 22:57:16,413 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:57:17,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:57:17,337 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:57:17,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:57:17,596 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:57:17,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17 WrapperNode [2024-11-13 22:57:17,596 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:57:17,597 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:57:17,597 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:57:17,597 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:57:17,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,623 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,643 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2024-11-13 22:57:17,643 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:57:17,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:57:17,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:57:17,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:57:17,650 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,658 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,662 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:57:17,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:57:17,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:57:17,666 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:57:17,667 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:17" (1/1) ... [2024-11-13 22:57:17,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:57:17,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:57:17,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:57:17,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:57:17,748 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:57:17,748 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:57:17,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:57:17,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:57:17,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:57:17,944 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:57:17,946 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:57:18,241 INFO L? ?]: Removed 55 outVars from TransFormulas that were not future-live. [2024-11-13 22:57:18,242 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:57:18,593 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:57:18,595 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:57:18,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:57:18 BoogieIcfgContainer [2024-11-13 22:57:18,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:57:18,596 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:57:18,597 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:57:18,608 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:57:18,608 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:57:18" (1/1) ... [2024-11-13 22:57:18,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:57:18,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:18,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:57:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:57:18,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:57:18,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:18,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:19,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:57:19,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:19,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:57:19,325 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:57:19,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:57:19,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:19,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:57:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:57:19,486 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:57:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:57:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:57:19,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:57:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:57:19,779 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:57:19,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:57:19 ImpRootNode [2024-11-13 22:57:19,820 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:57:19,820 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:57:19,820 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:57:19,821 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:57:19,822 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:57:18" (3/4) ... [2024-11-13 22:57:19,825 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:57:19,826 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:57:19,829 INFO L158 Benchmark]: Toolchain (without parser) took 3493.03ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 35.7MB in the end (delta: 53.5MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2024-11-13 22:57:19,829 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:57:19,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1261.50ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 81.8MB in the end (delta: 7.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 22:57:19,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.09ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 79.0MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:57:19,830 INFO L158 Benchmark]: Boogie Preprocessor took 20.87ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 77.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:57:19,834 INFO L158 Benchmark]: RCFGBuilder took 930.32ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 37.1MB in the end (delta: 40.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:57:19,835 INFO L158 Benchmark]: CodeCheck took 1223.53ms. Allocated memory is still 117.4MB. Free memory was 37.1MB in the beginning and 35.8MB in the end (delta: 1.3MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. [2024-11-13 22:57:19,835 INFO L158 Benchmark]: Witness Printer took 5.51ms. Allocated memory is still 117.4MB. Free memory was 35.8MB in the beginning and 35.7MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:57:19,837 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 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, 37 GetRequests, 35 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: 1559]: 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 1568, overapproximation of bitwiseOr at line 1554. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_rand_preinc_02_bad() [L1550] int data; [L1551] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] ++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 0.79ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1261.50ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 81.8MB in the end (delta: 7.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.09ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 79.0MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.87ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 77.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 930.32ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 37.1MB in the end (delta: 40.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 1223.53ms. Allocated memory is still 117.4MB. Free memory was 37.1MB in the beginning and 35.8MB in the end (delta: 1.3MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. * Witness Printer took 5.51ms. Allocated memory is still 117.4MB. Free memory was 35.8MB in the beginning and 35.7MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:57:19,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/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_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/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_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/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_7cf24031-e020-4407-9301-f106211506d6/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 bb1002f65f4a1a7ec89f1e2dd1cca649b92cab599f7c73e1212e6e56df8d6070 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:57:22,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:57:22,665 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:57:22,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:57:22,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:57:22,734 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:57:22,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:57:22,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:57:22,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:57:22,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:57:22,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:57:22,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:57:22,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:57:22,737 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:57:22,737 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:57:22,737 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:57:22,737 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:57:22,738 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:57:22,738 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:57:22,738 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:57:22,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:57:22,738 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:57:22,738 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:57:22,739 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:57:22,739 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:57:22,739 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:22,739 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:57:22,739 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:57:22,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:57:22,743 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:57:22,743 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:57:22,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:57:22,743 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:57:22,744 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:22,744 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:57:22,744 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_7cf24031-e020-4407-9301-f106211506d6/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 -> bb1002f65f4a1a7ec89f1e2dd1cca649b92cab599f7c73e1212e6e56df8d6070 [2024-11-13 22:57:23,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:57:23,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:57:23,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:57:23,025 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:57:23,025 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:57:23,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i Unable to find full path for "g++" [2024-11-13 22:57:24,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:57:25,414 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:57:25,415 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i [2024-11-13 22:57:25,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/data/60d573d37/de5bb62e7e3f435e8a3b7fb3fa5bbc1d/FLAGba7dd3d7a [2024-11-13 22:57:25,498 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/data/60d573d37/de5bb62e7e3f435e8a3b7fb3fa5bbc1d [2024-11-13 22:57:25,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:57:25,502 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:57:25,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:57:25,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:57:25,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:57:25,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:57:25" (1/1) ... [2024-11-13 22:57:25,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63629bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:25, skipping insertion in model container [2024-11-13 22:57:25,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:57:25" (1/1) ... [2024-11-13 22:57:25,597 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:57:26,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:57:26,564 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:57:26,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:57:26,894 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:57:26,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26 WrapperNode [2024-11-13 22:57:26,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:57:26,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:57:26,896 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:57:26,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:57:26,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:26,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:26,976 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-13 22:57:26,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:57:26,977 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:57:26,977 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:57:26,977 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:57:26,985 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:26,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:26,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:26,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:27,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:27,014 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:27,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:27,020 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:27,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:57:27,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:57:27,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:57:27,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:57:27,029 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:26" (1/1) ... [2024-11-13 22:57:27,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:57:27,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:57:27,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:57:27,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:57:27,102 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:57:27,104 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:57:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:57:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:57:27,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:57:27,266 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:57:27,269 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:57:27,396 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 22:57:27,396 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:57:27,500 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:57:27,500 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 22:57:27,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:57:27 BoogieIcfgContainer [2024-11-13 22:57:27,503 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:57:27,504 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:57:27,504 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:57:27,511 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:57:27,511 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:57:27" (1/1) ... [2024-11-13 22:57:27,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:57:27,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:27,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:57:27,569 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:57:27,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:57:27,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:27,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:27,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:57:27,579 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:57:27,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:57:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:27,749 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:57:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:57:27,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:57:27,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:57:27,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:57:27,856 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:57:27,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:57:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:57:27,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:57:27,888 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:57:27,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:57:27,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:57:27,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:57:27,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:57:27,893 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:57:27,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:57:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:57:28,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:57:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:57:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:57:28,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:57:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:57:28,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:57:28,227 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:57:28,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:57:28 ImpRootNode [2024-11-13 22:57:28,263 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:57:28,264 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:57:28,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:57:28,264 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:57:28,265 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:57:27" (3/4) ... [2024-11-13 22:57:28,267 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:57:28,268 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:57:28,271 INFO L158 Benchmark]: Toolchain (without parser) took 2767.32ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 89.1MB in the beginning and 198.2MB in the end (delta: -109.1MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2024-11-13 22:57:28,272 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:57:28,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1392.12ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 67.3MB in the end (delta: 21.6MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 22:57:28,275 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.45ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 64.2MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:57:28,275 INFO L158 Benchmark]: Boogie Preprocessor took 50.36ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 62.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:57:28,276 INFO L158 Benchmark]: RCFGBuilder took 474.92ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 45.1MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:57:28,276 INFO L158 Benchmark]: CodeCheck took 759.42ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 44.6MB in the beginning and 198.9MB in the end (delta: -154.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:57:28,276 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 243.3MB. Free memory was 198.2MB in the beginning and 198.2MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:57:28,280 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 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, 40 GetRequests, 40 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_rand_preinc_02_bad() [L1550] int data; [L1551] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] ++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 0.32ms. Allocated memory is still 117.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1392.12ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 67.3MB in the end (delta: 21.6MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.45ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 64.2MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.36ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 62.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 474.92ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 45.1MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 759.42ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 44.6MB in the beginning and 198.9MB in the end (delta: -154.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 243.3MB. Free memory was 198.2MB in the beginning and 198.2MB in the end (delta: 42.6kB). 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 22:57:28,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cf24031-e020-4407-9301-f106211506d6/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