./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_17_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_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/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_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/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_670b4a1e-4489-4a43-b7a7-9014b88ea116/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 96bc8f3578510fec9d2b71abba54e2c6f80edb068acb206c90d02f7b9875e33b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:59:26,193 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:59:26,287 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:59:26,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:59:26,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:59:26,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:59:26,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:59:26,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:59:26,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:59:26,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:59:26,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:59:26,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:59:26,326 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:59:26,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:59:26,327 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:59:26,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:59:26,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:59:26,327 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:59:26,328 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:59:26,328 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:59:26,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:59:26,328 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:59:26,329 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:59:26,329 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:59:26,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:59:26,330 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:59:26,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:26,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:59:26,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:59:26,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:59:26,330 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:59:26,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:59:26,330 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_670b4a1e-4489-4a43-b7a7-9014b88ea116/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 -> 96bc8f3578510fec9d2b71abba54e2c6f80edb068acb206c90d02f7b9875e33b [2024-11-13 16:59:26,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:59:26,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:59:26,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:59:26,658 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:59:26,659 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:59:26,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_17_bad.i Unable to find full path for "g++" [2024-11-13 16:59:28,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:59:29,060 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:59:29,061 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_17_bad.i [2024-11-13 16:59:29,096 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/data/aaed2908c/9d586e8aceae49f8ab38950feb3ecb95/FLAGd9ff3d606 [2024-11-13 16:59:29,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/data/aaed2908c/9d586e8aceae49f8ab38950feb3ecb95 [2024-11-13 16:59:29,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:59:29,126 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:59:29,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:29,129 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:59:29,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:59:29,135 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:29" (1/1) ... [2024-11-13 16:59:29,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@406a12a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:29, skipping insertion in model container [2024-11-13 16:59:29,139 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:29" (1/1) ... [2024-11-13 16:59:29,214 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:59:30,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:30,148 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:59:30,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:30,473 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:59:30,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30 WrapperNode [2024-11-13 16:59:30,474 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:30,475 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:30,475 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:59:30,475 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:59:30,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,497 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,519 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 116 [2024-11-13 16:59:30,520 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:30,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:59:30,520 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:59:30,520 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:59:30,528 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,530 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,536 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,541 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,545 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:59:30,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:59:30,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:59:30,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:59:30,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:30" (1/1) ... [2024-11-13 16:59:30,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:30,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:59:30,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:59:30,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:59:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:59:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:59:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:59:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:59:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:59:30,782 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:59:30,785 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:59:31,106 INFO L? ?]: Removed 62 outVars from TransFormulas that were not future-live. [2024-11-13 16:59:31,106 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:59:31,336 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:59:31,336 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:59:31,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:31 BoogieIcfgContainer [2024-11-13 16:59:31,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:59:31,337 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:59:31,337 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:59:31,347 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:59:31,347 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:31" (1/1) ... [2024-11-13 16:59:31,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:59:31,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:31,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 16:59:31,416 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 16:59:31,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:59:31,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:31,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:32,078 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 16:59:32,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:32,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-11-13 16:59:32,189 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-13 16:59:32,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:59:32,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:32,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:32,513 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 16:59:32,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:32,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-11-13 16:59:32,538 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-11-13 16:59:32,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:59:32,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:32,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:59:32,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:32,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 16:59:32,972 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 16:59:32,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 16:59:32,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:32,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:33,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:33,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:33,245 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 16:59:33,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:59:33 ImpRootNode [2024-11-13 16:59:33,292 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:59:33,293 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:59:33,293 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:59:33,293 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:59:33,294 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:31" (3/4) ... [2024-11-13 16:59:33,296 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:59:33,297 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:59:33,300 INFO L158 Benchmark]: Toolchain (without parser) took 4172.25ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 38.0MB in the end (delta: 52.7MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2024-11-13 16:59:33,301 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:33,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1346.61ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 82.3MB in the end (delta: 8.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 16:59:33,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.45ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 79.5MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:59:33,302 INFO L158 Benchmark]: Boogie Preprocessor took 32.31ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:33,302 INFO L158 Benchmark]: RCFGBuilder took 783.23ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 40.2MB in the end (delta: 38.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 16:59:33,303 INFO L158 Benchmark]: CodeCheck took 1955.01ms. Allocated memory is still 117.4MB. Free memory was 40.2MB in the beginning and 38.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2024-11-13 16:59:33,303 INFO L158 Benchmark]: Witness Printer took 4.86ms. Allocated memory is still 117.4MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:33,309 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, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 42 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 15 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 169 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 40 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 1/2 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 1568, overapproximation of bitwiseOr at line 1555. 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 CWE191_Integer_Underflow__int_rand_sub_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=0] [L1553] COND TRUE i < 1 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1553] i++ 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, i=1] [L1553] COND FALSE !(i < 1) [L1557] j = 0 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, j=0] [L1557] COND TRUE j < 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, j=0] [L1560] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1346.61ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 82.3MB in the end (delta: 8.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.45ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 79.5MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.31ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 783.23ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 40.2MB in the end (delta: 38.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 1955.01ms. Allocated memory is still 117.4MB. Free memory was 40.2MB in the beginning and 38.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. * Witness Printer took 4.86ms. Allocated memory is still 117.4MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 11.7kB). 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 16:59:33,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/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_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/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_670b4a1e-4489-4a43-b7a7-9014b88ea116/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 96bc8f3578510fec9d2b71abba54e2c6f80edb068acb206c90d02f7b9875e33b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:59:36,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:59:36,240 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 16:59:36,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:59:36,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:59:36,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:59:36,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:59:36,323 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:59:36,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:59:36,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:59:36,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:59:36,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:59:36,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:59:36,325 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:59:36,327 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:59:36,327 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:59:36,327 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:59:36,327 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:59:36,328 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:59:36,328 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:59:36,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:59:36,328 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:59:36,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:59:36,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:59:36,328 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:59:36,329 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:36,329 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:59:36,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:59:36,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:36,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:59:36,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:59:36,329 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:59:36,330 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:59:36,330 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:36,330 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:59:36,330 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_670b4a1e-4489-4a43-b7a7-9014b88ea116/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 -> 96bc8f3578510fec9d2b71abba54e2c6f80edb068acb206c90d02f7b9875e33b [2024-11-13 16:59:36,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:59:36,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:59:36,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:59:36,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:59:36,675 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:59:36,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_17_bad.i Unable to find full path for "g++" [2024-11-13 16:59:38,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:59:39,062 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:59:39,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_17_bad.i [2024-11-13 16:59:39,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/data/1b0bc10e1/af5d904e064647448dac865e0f46ba44/FLAG99b349644 [2024-11-13 16:59:39,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/data/1b0bc10e1/af5d904e064647448dac865e0f46ba44 [2024-11-13 16:59:39,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:59:39,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:59:39,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:39,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:59:39,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:59:39,123 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:39" (1/1) ... [2024-11-13 16:59:39,126 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7021d4d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:39, skipping insertion in model container [2024-11-13 16:59:39,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:39" (1/1) ... [2024-11-13 16:59:39,193 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:59:40,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:40,272 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:59:40,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:40,560 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:59:40,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40 WrapperNode [2024-11-13 16:59:40,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:40,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:40,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:59:40,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:59:40,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,592 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,613 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2024-11-13 16:59:40,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:40,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:59:40,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:59:40,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:59:40,621 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,629 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,638 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:59:40,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:59:40,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:59:40,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:59:40,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:40,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:59:40,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:59:40,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:59:40,721 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:59:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:59:40,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:59:40,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:59:40,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:59:40,877 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:59:40,879 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:59:41,060 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-13 16:59:41,060 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:59:41,160 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:59:41,160 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:59:41,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:41 BoogieIcfgContainer [2024-11-13 16:59:41,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:59:41,164 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:59:41,164 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:59:41,174 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:59:41,174 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:59:41,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-13 16:59:41,242 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-13 16:59:41,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:59:41,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:41,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:41,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:41,251 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:41,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:59:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:41,419 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:41,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 16:59:41,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:41,524 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 16:59:41,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:59:41,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-11-13 16:59:41,566 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-13 16:59:41,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:59:41,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:41,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:41,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:41,571 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:41,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:59:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:41,728 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:41,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:59:41,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:41,822 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 16:59:41,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 16:59:41,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:41,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-11-13 16:59:41,911 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-13 16:59:41,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 16:59:41,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:41,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:41,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:41,917 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:41,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 16:59:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:42,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:42,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:59:42,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:42,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:59:42,170 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 16:59:42,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 16:59:42,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:42,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 16:59:42,256 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 16:59:42,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 16:59:42,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:42,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:42,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:42,259 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:42,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 16:59:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:42,421 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:42,569 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:42,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 16:59:42,621 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2024-11-13 16:59:42,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:59:42 ImpRootNode [2024-11-13 16:59:42,660 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:59:42,661 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:59:42,661 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:59:42,661 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:59:42,664 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:41" (3/4) ... [2024-11-13 16:59:42,666 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:59:42,668 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:59:42,670 INFO L158 Benchmark]: Toolchain (without parser) took 3554.18ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 52.3MB in the end (delta: 38.5MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2024-11-13 16:59:42,671 INFO L158 Benchmark]: CDTParser took 3.62ms. Allocated memory is still 83.9MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:42,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1445.12ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 79.9MB in the end (delta: 10.8MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-13 16:59:42,671 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.68ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 76.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:42,672 INFO L158 Benchmark]: Boogie Preprocessor took 33.57ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:42,672 INFO L158 Benchmark]: RCFGBuilder took 515.82ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 55.9MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:59:42,673 INFO L158 Benchmark]: CodeCheck took 1495.74ms. Allocated memory is still 117.4MB. Free memory was 55.9MB in the beginning and 52.9MB in the end (delta: 3.0MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2024-11-13 16:59:42,673 INFO L158 Benchmark]: Witness Printer took 7.04ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 52.3MB in the end (delta: 603.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:42,677 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, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 59 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49 IncrementalHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 21 mSDtfsCounter, 49 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 188 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 112 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2/3 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 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 CWE191_Integer_Underflow__int_rand_sub_17_bad() [L1550] int i,j; [L1551] int data; [L1552] data = 0 [L1553] i = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=0] [L1553] COND TRUE i < 1 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1553] i++ 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, i=1] [L1553] COND FALSE !(i < 1) [L1557] j = 0 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, j=0] [L1557] COND TRUE j < 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, j=0] [L1560] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.62ms. Allocated memory is still 83.9MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1445.12ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 79.9MB in the end (delta: 10.8MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.68ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 76.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.57ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 515.82ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 55.9MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1495.74ms. Allocated memory is still 117.4MB. Free memory was 55.9MB in the beginning and 52.9MB in the end (delta: 3.0MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. * Witness Printer took 7.04ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 52.3MB in the end (delta: 603.4kB). 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 16:59:42,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_670b4a1e-4489-4a43-b7a7-9014b88ea116/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample