./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk --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 8becd73bde3c2499375e6716861018ae79859e1a3a008768b6efacb4472324e4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:12:16,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:12:17,053 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:12:17,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:12:17,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:12:17,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:12:17,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:12:17,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:12:17,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:12:17,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:12:17,101 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:12:17,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:12:17,103 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:12:17,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:12:17,106 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:12:17,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:12:17,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:12:17,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:12:17,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:12:17,108 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:12:17,108 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:12:17,112 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:12:17,113 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:12:17,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:12:17,113 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:12:17,113 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:12:17,114 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:12:17,114 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:12:17,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:12:17,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:17,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:12:17,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:12:17,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:12:17,116 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:12:17,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:12:17,116 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_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8becd73bde3c2499375e6716861018ae79859e1a3a008768b6efacb4472324e4 [2024-11-09 00:12:17,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:12:17,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:12:17,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:12:17,495 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:12:17,496 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:12:17,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c Unable to find full path for "g++" [2024-11-09 00:12:19,485 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:12:19,666 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:12:19,667 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c [2024-11-09 00:12:19,674 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/data/848bc72dd/3812bf3e38f947a09e6d260c4aee74f2/FLAG7f71c6c56 [2024-11-09 00:12:20,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/data/848bc72dd/3812bf3e38f947a09e6d260c4aee74f2 [2024-11-09 00:12:20,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:12:20,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:12:20,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:20,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:12:20,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:12:20,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb89c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20, skipping insertion in model container [2024-11-09 00:12:20,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,095 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:12:20,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:20,367 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:12:20,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:20,424 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:12:20,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20 WrapperNode [2024-11-09 00:12:20,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:20,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:20,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:12:20,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:12:20,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,470 INFO L138 Inliner]: procedures = 16, calls = 70, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2024-11-09 00:12:20,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:20,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:12:20,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:12:20,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:12:20,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,490 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,490 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,495 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,508 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:12:20,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:12:20,518 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:12:20,518 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:12:20,519 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:20" (1/1) ... [2024-11-09 00:12:20,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:20,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:12:20,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:12:20,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:12:20,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:12:20,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:12:20,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:12:20,592 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_29_to_37_0 [2024-11-09 00:12:20,593 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_29_to_37_0 [2024-11-09 00:12:20,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:12:20,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:12:20,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:12:20,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:12:20,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:12:20,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:12:20,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:12:20,686 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:12:20,688 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:12:21,322 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-11-09 00:12:21,323 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:12:21,368 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:12:21,368 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:12:21,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:21 BoogieIcfgContainer [2024-11-09 00:12:21,369 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:12:21,370 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:12:21,370 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:12:21,381 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:12:21,381 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:21" (1/1) ... [2024-11-09 00:12:21,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:12:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:21,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 80 states and 83 transitions. [2024-11-09 00:12:21,452 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 83 transitions. [2024-11-09 00:12:21,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:12:21,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:21,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:12:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:12:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:21,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:12:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:21,879 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:12:21,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:12:21 ImpRootNode [2024-11-09 00:12:21,924 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:12:21,924 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:12:21,924 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:12:21,925 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:12:21,927 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:21" (3/4) ... [2024-11-09 00:12:21,928 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-09 00:12:21,987 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:12:21,987 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:12:21,988 INFO L158 Benchmark]: Toolchain (without parser) took 1926.69ms. Allocated memory is still 188.7MB. Free memory was 152.5MB in the beginning and 99.0MB in the end (delta: 53.5MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2024-11-09 00:12:21,989 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:21,989 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.20ms. Allocated memory is still 188.7MB. Free memory was 152.5MB in the beginning and 154.6MB in the end (delta: -2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:12:21,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.46ms. Allocated memory is still 188.7MB. Free memory was 154.6MB in the beginning and 153.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:21,992 INFO L158 Benchmark]: Boogie Preprocessor took 39.85ms. Allocated memory is still 188.7MB. Free memory was 153.6MB in the beginning and 151.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:12:21,993 INFO L158 Benchmark]: RCFGBuilder took 855.22ms. Allocated memory is still 188.7MB. Free memory was 151.5MB in the beginning and 126.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:12:21,993 INFO L158 Benchmark]: CodeCheck took 553.57ms. Allocated memory is still 188.7MB. Free memory was 126.3MB in the beginning and 101.1MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:12:21,995 INFO L158 Benchmark]: Witness Printer took 63.10ms. Allocated memory is still 188.7MB. Free memory was 101.1MB in the beginning and 99.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:12:21,997 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, 80 locations, 32 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: 56]: integer overflow possible integer overflow possible We found a FailurePath: [L77] int z; [L78] int a; [L79] int k; [L80] int x; [L81] int y; [L82] int c; [L83] z = __VERIFIER_nondet_int() [L84] a = __VERIFIER_nondet_int() [L85] k = __VERIFIER_nondet_int() [L86] EXPR \read(a) [L86] x = a [L87] y = 1 [L88] c = 1 VAL [a={11:0}, c={9:0}, k={12:0}, x={4:0}, y={8:0}, z={10:0}] [L89] CALL func_to_recursive_line_29_to_37_0(&k, &c, &y, &x, &z, &a) VAL [\old(a)={11:0}, \old(c)={9:0}, \old(k)={12:0}, \old(x)={4:0}, \old(y)={8:0}, \old(z)={10:0}] [L56] EXPR \read(*z) [L56] EXPR \read(*x) VAL [\old(a)={11:0}, \old(c)={9:0}, \old(k)={12:0}, \old(x)={4:0}, \old(y)={8:0}, \old(z)={10:0}, a={11:0}, c={9:0}, k={12:0}, x={4:0}, y={8:0}, z={10:0}] [L56] (*z) * (*x) VAL [\old(a)={11:0}, \old(c)={9:0}, \old(k)={12:0}, \old(x)={4:0}, \old(y)={8:0}, \old(z)={10:0}, a={11:0}, c={9:0}, k={12:0}, x={4:0}, y={8:0}, z={10:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.20ms. Allocated memory is still 188.7MB. Free memory was 152.5MB in the beginning and 154.6MB in the end (delta: -2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.46ms. Allocated memory is still 188.7MB. Free memory was 154.6MB in the beginning and 153.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.85ms. Allocated memory is still 188.7MB. Free memory was 153.6MB in the beginning and 151.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 855.22ms. Allocated memory is still 188.7MB. Free memory was 151.5MB in the beginning and 126.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 553.57ms. Allocated memory is still 188.7MB. Free memory was 126.3MB in the beginning and 101.1MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 63.10ms. Allocated memory is still 188.7MB. Free memory was 101.1MB in the beginning and 99.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-09 00:12:22,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d9a998-37be-4a72-8e83-68756de92d1c/bin/ukojak-verify-ImItNfHLgk/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)