./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_prod4br.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_prod4br.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3804d0a192f5a2112e31895b0bddee4dad38b32b4eea44b6f412da08ad9146bc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:42:32,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:42:32,759 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 21:42:32,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:42:32,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:42:32,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:42:32,790 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:42:32,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:42:32,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:42:32,791 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:42:32,791 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:42:32,791 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:42:32,792 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:42:32,792 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:42:32,792 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:42:32,792 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:42:32,792 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:42:32,792 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:42:32,792 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:42:32,793 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:42:32,793 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:42:32,793 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:42:32,793 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:42:32,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:42:32,794 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:42:32,794 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:42:32,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:42:32,794 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:42:32,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:42:32,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:32,795 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:42:32,795 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:42:32,795 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:42:32,795 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:42:32,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:42:32,796 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_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3804d0a192f5a2112e31895b0bddee4dad38b32b4eea44b6f412da08ad9146bc [2024-11-13 21:42:33,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:42:33,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:42:33,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:42:33,164 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:42:33,165 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:42:33,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/recursified_nla-digbench/recursified_prod4br.c Unable to find full path for "g++" [2024-11-13 21:42:35,144 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:42:35,433 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:42:35,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/sv-benchmarks/c/recursified_nla-digbench/recursified_prod4br.c [2024-11-13 21:42:35,445 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/data/6ca5f150b/f10f2f74cfdd49f7a6cfdc63921c7a4b/FLAGed7381a48 [2024-11-13 21:42:35,472 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/data/6ca5f150b/f10f2f74cfdd49f7a6cfdc63921c7a4b [2024-11-13 21:42:35,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:42:35,476 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:42:35,478 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:35,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:42:35,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:42:35,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a6c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35, skipping insertion in model container [2024-11-13 21:42:35,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:42:35,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:35,746 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:42:35,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:35,821 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:42:35,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35 WrapperNode [2024-11-13 21:42:35,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:35,824 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:35,824 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:42:35,824 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:42:35,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,864 INFO L138 Inliner]: procedures = 16, calls = 87, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2024-11-13 21:42:35,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:35,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:42:35,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:42:35,866 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:42:35,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,879 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,879 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,889 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,892 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,894 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:42:35,900 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:42:35,900 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:42:35,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:42:35,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:35" (1/1) ... [2024-11-13 21:42:35,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:35,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:42:35,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:42:35,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:42:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:42:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_32_to_51_0 [2024-11-13 21:42:35,991 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_32_to_51_0 [2024-11-13 21:42:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:42:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:42:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:42:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:42:35,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:42:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:42:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:42:35,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:42:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:42:36,106 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:42:36,109 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:42:36,956 INFO L? ?]: Removed 106 outVars from TransFormulas that were not future-live. [2024-11-13 21:42:36,959 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:42:37,089 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:42:37,090 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:42:37,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:37 BoogieIcfgContainer [2024-11-13 21:42:37,091 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:42:37,092 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:42:37,092 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:42:37,107 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:42:37,107 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:37" (1/1) ... [2024-11-13 21:42:37,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:42:37,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:42:37,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 105 states and 112 transitions. [2024-11-13 21:42:37,199 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2024-11-13 21:42:37,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:42:37,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:42:37,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:42:37,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:42:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:42:37,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:42:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:42:37,679 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:42:37,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:42:37 ImpRootNode [2024-11-13 21:42:37,731 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:42:37,732 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:42:37,734 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:42:37,734 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:42:37,735 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:42:37" (3/4) ... [2024-11-13 21:42:37,736 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:42:37,802 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:42:37,802 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:42:37,803 INFO L158 Benchmark]: Toolchain (without parser) took 2327.16ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 70.7MB in the end (delta: 21.6MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2024-11-13 21:42:37,804 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory was 41.8MB in the beginning and 41.7MB in the end (delta: 100.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:42:37,805 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.20ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.4MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:42:37,806 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.33ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:42:37,807 INFO L158 Benchmark]: Boogie Preprocessor took 33.44ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:42:37,807 INFO L158 Benchmark]: RCFGBuilder took 1190.74ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 44.5MB in the end (delta: 33.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:42:37,808 INFO L158 Benchmark]: CodeCheck took 639.32ms. Allocated memory is still 117.4MB. Free memory was 44.5MB in the beginning and 73.1MB in the end (delta: -28.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:42:37,809 INFO L158 Benchmark]: Witness Printer took 70.77ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 70.7MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:42:37,811 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 3 procedures, 105 locations, 42 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 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 - CounterExampleResult [Line: 53]: integer overflow possible integer overflow possible We found a FailurePath: [L99] int x; [L100] int y; [L101] int a; [L102] int b; [L103] int p; [L104] int q; [L105] x = __VERIFIER_nondet_int() [L106] y = __VERIFIER_nondet_int() [L107] EXPR \read(y) [L107] CALL assume_abort_if_not(y >= 1) [L23] COND FALSE !(!cond) [L107] RET assume_abort_if_not(y >= 1) [L108] EXPR \read(x) [L108] a = x [L109] EXPR \read(y) [L109] b = y [L110] p = 1 [L111] q = 0 VAL [a={6:0}, b={4:0}, p={5:0}, q={9:0}, x={8:0}, y={7:0}] [L112] CALL func_to_recursive_line_32_to_51_0(&a, &b, &y, &x, &q, &p) VAL [\old(a)={6:0}, \old(b)={4:0}, \old(p)={5:0}, \old(q)={9:0}, \old(x)={8:0}, \old(y)={7:0}] [L53] \read(*q) [L53] EXPR \read(*a) [L53] EXPR \read(*b) VAL [\old(a)={6:0}, \old(b)={4:0}, \old(p)={5:0}, \old(q)={9:0}, \old(x)={8:0}, \old(y)={7:0}, a={6:0}, b={4:0}, p={5:0}, q={9:0}, x={8:0}, y={7:0}] [L53] (*a) * (*b) VAL [\old(a)={6:0}, \old(b)={4:0}, \old(p)={5:0}, \old(q)={9:0}, \old(x)={8:0}, \old(y)={7:0}, a={6:0}, b={4:0}, p={5:0}, q={9:0}, x={8:0}, y={7:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory was 41.8MB in the beginning and 41.7MB in the end (delta: 100.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.20ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.4MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.33ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.44ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1190.74ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 44.5MB in the end (delta: 33.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 639.32ms. Allocated memory is still 117.4MB. Free memory was 44.5MB in the beginning and 73.1MB in the end (delta: -28.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 70.77ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 70.7MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:42:37,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33a48bab-bfce-4e7c-8f37-cbfee79a6de6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)