./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark46_disjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark46_disjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL --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 fb2f4f20863a381cdec96ad45a74fde02244f1607bf4592a66f6e869a66987a5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:55,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:55,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:07:55,789 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:55,790 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:55,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:55,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:55,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:55,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:55,837 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:55,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:55,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:55,839 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:55,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:55,841 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:55,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:55,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:55,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:55,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:55,843 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:07:55,844 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:55,844 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:55,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:55,845 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:55,846 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:55,846 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:55,847 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:55,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:55,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:55,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:55,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:55,850 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:55,850 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:55,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:55,851 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:55,851 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_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb2f4f20863a381cdec96ad45a74fde02244f1607bf4592a66f6e869a66987a5 [2023-11-19 04:07:56,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:56,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:56,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:56,216 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:56,217 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:56,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-zilu/benchmark46_disjunctive.i [2023-11-19 04:07:59,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:59,516 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:59,517 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/sv-benchmarks/c/loop-zilu/benchmark46_disjunctive.i [2023-11-19 04:07:59,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/data/373428478/2e9c9ff7361646708688cfce7dae0431/FLAG6759bc68d [2023-11-19 04:07:59,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/data/373428478/2e9c9ff7361646708688cfce7dae0431 [2023-11-19 04:07:59,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:59,544 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:59,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:59,546 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:59,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:59,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,553 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@318e6c27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59, skipping insertion in model container [2023-11-19 04:07:59,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,575 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:59,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:59,760 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:59,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:59,811 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:59,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59 WrapperNode [2023-11-19 04:07:59,812 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:59,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:59,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:59,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:59,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,856 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2023-11-19 04:07:59,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:59,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:59,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:59,859 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:59,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,880 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,894 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,897 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:59,902 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:59,902 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:59,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:59,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:59,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:59,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:59,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:59,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:59,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:59,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:00,076 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:00,079 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:00,233 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:00,287 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:00,287 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:08:00,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:00 BoogieIcfgContainer [2023-11-19 04:08:00,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:00,308 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:00,308 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:00,320 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:00,320 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,337 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:00,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:00,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-19 04:08:00,420 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-19 04:08:00,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:08:00,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:00,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:00,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:00,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-11-19 04:08:00,689 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-11-19 04:08:00,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:08:00,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:00,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:00,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:08:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:00,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:00,756 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:08:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:08:00,771 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 04:08:00,793 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-19 04:08:00,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:08:00 ImpRootNode [2023-11-19 04:08:00,797 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:08:00,798 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:08:00,798 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:08:00,798 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:08:00,799 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:00" (3/4) ... [2023-11-19 04:08:00,799 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 04:08:00,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated [2023-11-19 04:08:00,837 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:08:00,837 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:08:00,838 INFO L158 Benchmark]: Toolchain (without parser) took 1293.70ms. Allocated memory is still 188.7MB. Free memory was 152.3MB in the beginning and 107.9MB in the end (delta: 44.5MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 04:08:00,839 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 132.1MB. Free memory was 76.2MB in the beginning and 76.1MB in the end (delta: 120.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:00,839 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.74ms. Allocated memory is still 188.7MB. Free memory was 151.9MB in the beginning and 141.6MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:08:00,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.20ms. Allocated memory is still 188.7MB. Free memory was 141.6MB in the beginning and 139.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:00,841 INFO L158 Benchmark]: Boogie Preprocessor took 43.61ms. Allocated memory is still 188.7MB. Free memory was 139.8MB in the beginning and 139.0MB in the end (delta: 874.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:00,841 INFO L158 Benchmark]: RCFGBuilder took 401.60ms. Allocated memory is still 188.7MB. Free memory was 139.0MB in the beginning and 126.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:00,842 INFO L158 Benchmark]: CodeCheck took 488.74ms. Allocated memory is still 188.7MB. Free memory was 126.8MB in the beginning and 109.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:08:00,843 INFO L158 Benchmark]: Witness Printer took 39.67ms. Allocated memory is still 188.7MB. Free memory was 109.6MB in the beginning and 108.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:00,846 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, 21 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 9 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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 - CounterExampleResult [Line: 26]: integer overflow possible integer overflow possible We found a FailurePath: [L20] int x = __VERIFIER_nondet_int(); [L21] int y = __VERIFIER_nondet_int(); [L22] int z = __VERIFIER_nondet_int(); [L23] COND FALSE !(!(y>0 || x>0 || z>0)) VAL [x=2147483647, y=0, z=0] [L24] COND TRUE __VERIFIER_nondet_bool() [L25] COND TRUE x>0 [L26] x++ VAL [x=2147483647, y=0, z=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 132.1MB. Free memory was 76.2MB in the beginning and 76.1MB in the end (delta: 120.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.74ms. Allocated memory is still 188.7MB. Free memory was 151.9MB in the beginning and 141.6MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.20ms. Allocated memory is still 188.7MB. Free memory was 141.6MB in the beginning and 139.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.61ms. Allocated memory is still 188.7MB. Free memory was 139.8MB in the beginning and 139.0MB in the end (delta: 874.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 401.60ms. Allocated memory is still 188.7MB. Free memory was 139.0MB in the beginning and 126.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 488.74ms. Allocated memory is still 188.7MB. Free memory was 126.8MB in the beginning and 109.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 39.67ms. Allocated memory is still 188.7MB. Free memory was 109.6MB in the beginning and 108.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post5 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 04:08:00,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198e4ece-a340-4479-bbaf-d235298907a5/bin/ukojak-verify-G8NBE6pJGL/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)