./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/prod4br-both-nt.c --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_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/prod4br-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b --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 2d13d882044123fbb613949ca1decff2dd9613cf75fc90bc80d422711d51a35d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:57:11,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:57:11,427 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 02:57:11,432 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:57:11,432 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:57:11,452 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:57:11,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:57:11,453 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:57:11,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:57:11,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:57:11,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:57:11,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:57:11,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:57:11,455 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:57:11,455 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:57:11,455 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:57:11,455 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:57:11,455 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:57:11,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:57:11,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:57:11,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:57:11,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:57:11,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:57:11,456 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:57:11,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:57:11,456 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_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b 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 -> 2d13d882044123fbb613949ca1decff2dd9613cf75fc90bc80d422711d51a35d [2024-12-06 02:57:11,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:57:11,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:57:11,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:57:11,673 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:57:11,674 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:57:11,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-nla/prod4br-both-nt.c [2024-12-06 02:57:14,301 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/data/935864adf/90f29cfd8c774f7d949c8ae1f2c3b6db/FLAGd2d59d484 [2024-12-06 02:57:14,465 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:57:14,465 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/sv-benchmarks/c/termination-nla/prod4br-both-nt.c [2024-12-06 02:57:14,480 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/data/935864adf/90f29cfd8c774f7d949c8ae1f2c3b6db/FLAGd2d59d484 [2024-12-06 02:57:14,857 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/data/935864adf/90f29cfd8c774f7d949c8ae1f2c3b6db [2024-12-06 02:57:14,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:57:14,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:57:14,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:57:14,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:57:14,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:57:14,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:57:14" (1/1) ... [2024-12-06 02:57:14,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a6adb11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:14, skipping insertion in model container [2024-12-06 02:57:14,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:57:14" (1/1) ... [2024-12-06 02:57:14,876 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:57:14,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:57:14,997 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:57:15,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:57:15,021 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:57:15,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15 WrapperNode [2024-12-06 02:57:15,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:57:15,022 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:57:15,023 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:57:15,023 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:57:15,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,030 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,043 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 81 [2024-12-06 02:57:15,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:57:15,044 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:57:15,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:57:15,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:57:15,050 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,054 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,054 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,060 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:57:15,062 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:57:15,063 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:57:15,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:57:15,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:57:15,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:57:15,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:57:15,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:57:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:57:15,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:57:15,148 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:57:15,150 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:57:15,473 INFO L? ?]: Removed 87 outVars from TransFormulas that were not future-live. [2024-12-06 02:57:15,473 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:57:15,497 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:57:15,497 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:57:15,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:57:15 BoogieIcfgContainer [2024-12-06 02:57:15,497 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:57:15,498 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:57:15,498 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:57:15,507 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:57:15,507 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:57:15" (1/1) ... [2024-12-06 02:57:15,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:57:15,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 85 states and 90 transitions. [2024-12-06 02:57:15,555 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2024-12-06 02:57:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:57:15,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:15,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:57:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:57:15,629 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:57:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:57:15,647 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 02:57:15,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:57:15 ImpRootNode [2024-12-06 02:57:15,664 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:57:15,664 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:57:15,664 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:57:15,664 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:57:15,665 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:57:15" (3/4) ... [2024-12-06 02:57:15,665 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 02:57:15,694 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 2. [2024-12-06 02:57:15,733 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:57:15,733 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:57:15,733 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:57:15,734 INFO L158 Benchmark]: Toolchain (without parser) took 874.14ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 72.9MB in the end (delta: 44.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 02:57:15,734 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:57:15,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 161.31ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 106.5MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:57:15,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.06ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:57:15,735 INFO L158 Benchmark]: Boogie Preprocessor took 17.63ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 808.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:57:15,736 INFO L158 Benchmark]: RCFGBuilder took 435.11ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 86.4MB in the end (delta: 17.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:57:15,736 INFO L158 Benchmark]: CodeCheck took 165.34ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 76.9MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:57:15,736 INFO L158 Benchmark]: Witness Printer took 69.16ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 72.9MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:57:15,738 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, 85 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 39]: integer overflow possible integer overflow possible We found a FailurePath: [L20] int x, y; [L21] int a, b, p, q; [L23] x = __VERIFIER_nondet_int() [L24] y = __VERIFIER_nondet_int() [L27] COND FALSE !(y < 1) [L31] a = x [L32] b = y [L33] p = 1 [L34] q = 0 VAL [a=-1073741826, b=2, p=1, q=0, x=-1073741826, y=2] [L39] a * b VAL [p=1, q=0, x=-1073741826, y=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 161.31ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 106.5MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.06ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.63ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 808.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 435.11ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 86.4MB in the end (delta: 17.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 165.34ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 76.9MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 69.16ms. Allocated memory is still 142.6MB. Free memory was 76.9MB in the beginning and 72.9MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 02:57:15,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a217af3-4202-48b7-a3fc-9a731a0199e6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)