./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark28_linear.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark28_linear.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3 --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 32bit --witnessprinter.graph.data.programhash b6ae2199bb6fa83eaf4308cd5efdb4548717730ae3e0982f71a81ddeaf867424 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:26:42,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:26:42,281 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 05:26:42,286 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:26:42,287 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:26:42,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:26:42,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:26:42,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:26:42,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:26:42,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:26:42,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:26:42,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:26:42,325 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:26:42,325 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:26:42,325 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:26:42,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:26:42,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:26:42,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:26:42,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:26:42,326 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:26:42,326 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:26:42,326 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:26:42,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:26:42,327 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:26:42,327 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:26:42,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:26:42,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:26:42,327 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:26:42,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:26:42,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:42,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:26:42,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:26:42,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:26:42,328 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:26:42,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:26:42,328 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_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6ae2199bb6fa83eaf4308cd5efdb4548717730ae3e0982f71a81ddeaf867424 [2024-11-25 05:26:42,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:26:42,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:26:42,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:26:42,684 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:26:42,685 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:26:42,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/loop-zilu/benchmark28_linear.i [2024-11-25 05:26:45,634 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/data/0b4a08ee7/04bdae2ac36b4eb9a02d84b4185f291c/FLAGa286f9a4e [2024-11-25 05:26:45,893 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:26:45,895 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/sv-benchmarks/c/loop-zilu/benchmark28_linear.i [2024-11-25 05:26:45,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/data/0b4a08ee7/04bdae2ac36b4eb9a02d84b4185f291c/FLAGa286f9a4e [2024-11-25 05:26:45,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/data/0b4a08ee7/04bdae2ac36b4eb9a02d84b4185f291c [2024-11-25 05:26:45,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:26:45,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:26:45,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:45,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:26:45,936 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:26:45,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:45" (1/1) ... [2024-11-25 05:26:45,938 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@265f18e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:45, skipping insertion in model container [2024-11-25 05:26:45,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:45" (1/1) ... [2024-11-25 05:26:45,958 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:26:46,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:46,125 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:26:46,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:46,156 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:26:46,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46 WrapperNode [2024-11-25 05:26:46,157 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:46,158 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:46,158 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:26:46,158 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:26:46,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,191 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-25 05:26:46,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:46,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:26:46,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:26:46,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:26:46,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,204 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,205 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:26:46,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:26:46,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:26:46,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:26:46,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:46,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:26:46,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:26:46,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:26:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:26:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:26:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:26:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:26:46,355 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:26:46,357 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:26:46,543 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-25 05:26:46,544 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:26:46,587 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:26:46,588 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:26:46,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:46 BoogieIcfgContainer [2024-11-25 05:26:46,588 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:26:46,589 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:26:46,590 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:26:46,602 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:26:46,604 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:46" (1/1) ... [2024-11-25 05:26:46,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:26:46,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:46,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2024-11-25 05:26:46,682 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2024-11-25 05:26:46,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-25 05:26:46,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:46,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:46,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:26:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:46,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2024-11-25 05:26:46,855 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2024-11-25 05:26:46,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 05:26:46,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:46,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:26:46,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:26:46,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:26:46,902 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:26:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:26:46,924 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-25 05:26:46,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:26:46 ImpRootNode [2024-11-25 05:26:46,949 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:26:46,950 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:26:46,951 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:26:46,952 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:26:46,953 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:26:46" (3/4) ... [2024-11-25 05:26:46,954 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 05:26:46,993 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 1. [2024-11-25 05:26:47,040 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 05:26:47,040 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 05:26:47,040 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:26:47,041 INFO L158 Benchmark]: Toolchain (without parser) took 1116.05ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 51.9MB in the end (delta: 41.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 05:26:47,042 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:47,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.52ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 82.2MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:47,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.69ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:47,043 INFO L158 Benchmark]: Boogie Preprocessor took 19.97ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.5MB in the end (delta: 665.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:47,044 INFO L158 Benchmark]: RCFGBuilder took 376.05ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 67.8MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:26:47,044 INFO L158 Benchmark]: CodeCheck took 359.91ms. Allocated memory is still 117.4MB. Free memory was 67.8MB in the beginning and 55.8MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:47,044 INFO L158 Benchmark]: Witness Printer took 90.13ms. Allocated memory is still 117.4MB. Free memory was 55.8MB in the beginning and 51.9MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:47,047 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 1 procedures, 30 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 1 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 8 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, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 1 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 22]: integer overflow possible integer overflow possible We found a FailurePath: [L20] int i = __VERIFIER_nondet_int(); [L21] int j = __VERIFIER_nondet_int(); [L22] i * i VAL [j=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.52ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 82.2MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.69ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.97ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.5MB in the end (delta: 665.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 376.05ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 67.8MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 359.91ms. Allocated memory is still 117.4MB. Free memory was 67.8MB in the beginning and 55.8MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 90.13ms. Allocated memory is still 117.4MB. Free memory was 55.8MB in the beginning and 51.9MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 05:26:47,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb036cf-64b0-41d2-a715-819ea4c8f452/bin/ukojak-verify-ENZ3QT5qd3/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)