./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV --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 ae520021b7ae33e1c39ebc88a3bd4b6d0faa8047482c705045c462b6123d7d46 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:01:43,365 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:01:43,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:01:43,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:01:43,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:01:43,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:01:43,536 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:01:43,537 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:01:43,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:01:43,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:01:43,545 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:01:43,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:01:43,546 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:01:43,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:01:43,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:01:43,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:01:43,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:01:43,550 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:01:43,550 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:01:43,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:01:43,551 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:01:43,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:01:43,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:01:43,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:01:43,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:43,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:01:43,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:01:43,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:01:43,558 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:01:43,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:01:43,560 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:01:43,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae520021b7ae33e1c39ebc88a3bd4b6d0faa8047482c705045c462b6123d7d46 [2023-11-12 00:01:43,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:01:44,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:01:44,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:01:44,023 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:01:44,024 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:01:44,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-crafted/NonTerminationSimple5.c [2023-11-12 00:01:47,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:01:47,530 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:01:47,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/sv-benchmarks/c/termination-crafted/NonTerminationSimple5.c [2023-11-12 00:01:47,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/data/9e5ce9db4/3cf6fcd4952b42d4b1e010fa895e5122/FLAGfd4122c28 [2023-11-12 00:01:47,558 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/data/9e5ce9db4/3cf6fcd4952b42d4b1e010fa895e5122 [2023-11-12 00:01:47,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:01:47,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:01:47,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:47,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:01:47,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:01:47,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8832f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47, skipping insertion in model container [2023-11-12 00:01:47,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,599 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:01:47,797 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:47,804 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:01:47,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:47,840 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:01:47,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47 WrapperNode [2023-11-12 00:01:47,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:47,843 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:47,843 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:01:47,844 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:01:47,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,857 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,876 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2023-11-12 00:01:47,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:47,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:01:47,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:01:47,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:01:47,886 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,890 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,895 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:01:47,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:01:47,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:01:47,898 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:01:47,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:47" (1/1) ... [2023-11-12 00:01:47,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:47,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:01:47,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:01:47,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:01:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:01:47,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:01:48,060 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:01:48,062 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:01:48,157 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:01:48,188 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:01:48,188 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:01:48,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:48 BoogieIcfgContainer [2023-11-12 00:01:48,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:01:48,193 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:01:48,194 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:01:48,205 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:01:48,206 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:48" (1/1) ... [2023-11-12 00:01:48,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:01:48,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:48,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2023-11-12 00:01:48,291 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2023-11-12 00:01:48,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:01:48,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:48,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:48,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:48,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:48,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2023-11-12 00:01:48,604 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2023-11-12 00:01:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:01:48,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:48,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:48,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:48,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:48,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2023-11-12 00:01:48,745 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2023-11-12 00:01:48,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:01:48,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:48,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:01:48,753 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:01:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:01:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:01:48,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:01:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:01:48,791 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2023-11-12 00:01:48,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:01:48 ImpRootNode [2023-11-12 00:01:48,813 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:01:48,814 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:01:48,815 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:01:48,815 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:01:48,816 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:48" (3/4) ... [2023-11-12 00:01:48,817 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-12 00:01:48,856 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:01:48,856 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:01:48,857 INFO L158 Benchmark]: Toolchain (without parser) took 1291.54ms. Allocated memory was 115.3MB in the beginning and 178.3MB in the end (delta: 62.9MB). Free memory was 71.3MB in the beginning and 142.2MB in the end (delta: -70.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:48,858 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:48,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.11ms. Allocated memory is still 115.3MB. Free memory was 71.3MB in the beginning and 62.0MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:01:48,859 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.95ms. Allocated memory is still 115.3MB. Free memory was 62.0MB in the beginning and 60.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:48,860 INFO L158 Benchmark]: Boogie Preprocessor took 19.74ms. Allocated memory is still 115.3MB. Free memory was 60.8MB in the beginning and 59.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:48,861 INFO L158 Benchmark]: RCFGBuilder took 293.86ms. Allocated memory is still 115.3MB. Free memory was 59.7MB in the beginning and 50.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 00:01:48,862 INFO L158 Benchmark]: CodeCheck took 620.05ms. Allocated memory was 115.3MB in the beginning and 178.3MB in the end (delta: 62.9MB). Free memory was 50.3MB in the beginning and 143.4MB in the end (delta: -93.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:48,863 INFO L158 Benchmark]: Witness Printer took 42.12ms. Allocated memory is still 178.3MB. Free memory was 143.4MB in the beginning and 142.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:48,867 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, 12 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 10 mSDtfsCounter, 28 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - CounterExampleResult [Line: 18]: integer overflow possible integer overflow possible We found a FailurePath: [L12] int x; [L13] x = __VERIFIER_nondet_int() [L14] COND TRUE x >= 0 [L15] COND FALSE !(__VERIFIER_nondet_int() != 0) [L18] x + 1 VAL [x=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.11ms. Allocated memory is still 115.3MB. Free memory was 71.3MB in the beginning and 62.0MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.95ms. Allocated memory is still 115.3MB. Free memory was 62.0MB in the beginning and 60.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.74ms. Allocated memory is still 115.3MB. Free memory was 60.8MB in the beginning and 59.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 293.86ms. Allocated memory is still 115.3MB. Free memory was 59.7MB in the beginning and 50.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 620.05ms. Allocated memory was 115.3MB in the beginning and 178.3MB in the end (delta: 62.9MB). Free memory was 50.3MB in the beginning and 143.4MB in the end (delta: -93.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 42.12ms. Allocated memory is still 178.3MB. Free memory was 143.4MB in the beginning and 142.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-12 00:01:48,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fac31041-46c0-42cd-9190-1d564f8fee8e/bin/ukojak-verify-0OAaufAVZV/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)