./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_31_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/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_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/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 64bit --witnessprinter.graph.data.programhash efdbbfbe3f5a563ba897958f3304bc38fc550c7cf92a374e14d4dbbb403be10e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:11:00,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:11:01,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-05 22:11:01,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:11:01,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:11:01,054 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:11:01,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:11:01,055 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:11:01,056 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:11:01,056 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:11:01,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:11:01,056 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:11:01,056 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:11:01,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:11:01,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:11:01,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:11:01,057 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:11:01,057 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:11:01,057 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:11:01,057 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:11:01,057 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:11:01,057 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:11:01,057 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:11:01,058 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:11:01,058 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:11:01,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:11:01,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:11:01,058 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:11:01,058 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:11:01,058 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:11:01,058 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:11:01,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:11:01,059 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_38770269-e716-4c48-8c0b-e0b664128179/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efdbbfbe3f5a563ba897958f3304bc38fc550c7cf92a374e14d4dbbb403be10e [2024-12-05 22:11:01,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:11:01,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:11:01,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:11:01,369 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:11:01,370 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:11:01,371 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_31_bad.i [2024-12-05 22:11:04,478 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/data/db6813ec9/14860c46ee1f492abfe3de1ec80ff69d/FLAG52a999b13 [2024-12-05 22:11:04,845 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:11:04,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_31_bad.i [2024-12-05 22:11:04,872 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/data/db6813ec9/14860c46ee1f492abfe3de1ec80ff69d/FLAG52a999b13 [2024-12-05 22:11:05,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/data/db6813ec9/14860c46ee1f492abfe3de1ec80ff69d [2024-12-05 22:11:05,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:11:05,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:11:05,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:11:05,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:11:05,050 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:11:05,051 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:11:05" (1/1) ... [2024-12-05 22:11:05,052 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255a439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:05, skipping insertion in model container [2024-12-05 22:11:05,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:11:05" (1/1) ... [2024-12-05 22:11:05,093 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:11:05,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:11:05,883 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:11:05,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:11:06,090 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:11:06,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06 WrapperNode [2024-12-05 22:11:06,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:11:06,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:11:06,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:11:06,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:11:06,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,134 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 40 [2024-12-05 22:11:06,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:11:06,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:11:06,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:11:06,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:11:06,141 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,151 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,152 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,154 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:11:06,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:11:06,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:11:06,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:11:06,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:11:06,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:11:06,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:11:06,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:11:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-05 22:11:06,228 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-05 22:11:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:11:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:11:06,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:11:06,361 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:11:06,363 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:11:06,457 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-12-05 22:11:06,457 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:11:06,496 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:11:06,496 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:11:06,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:11:06 BoogieIcfgContainer [2024-12-05 22:11:06,496 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:11:06,497 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:11:06,497 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:11:06,509 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:11:06,509 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:11:06" (1/1) ... [2024-12-05 22:11:06,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:11:06,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:06,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-12-05 22:11:06,575 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-12-05 22:11:06,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:11:06,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:06,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:11:06,678 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:11:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:11:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:11:06,745 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:11:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:11:06,771 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:11:06,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:11:06 ImpRootNode [2024-12-05 22:11:06,796 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:11:06,797 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:11:06,797 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:11:06,797 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:11:06,797 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:11:06" (3/4) ... [2024-12-05 22:11:06,798 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 22:11:06,844 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 5. [2024-12-05 22:11:06,891 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:11:06,891 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:11:06,892 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:11:06,893 INFO L158 Benchmark]: Toolchain (without parser) took 1849.85ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 73.7MB in the end (delta: 42.0MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-12-05 22:11:06,893 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:11:06,893 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1046.18ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 107.2MB in the end (delta: 8.3MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-12-05 22:11:06,894 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.09ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 105.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:11:06,894 INFO L158 Benchmark]: Boogie Preprocessor took 23.18ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.9MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:11:06,895 INFO L158 Benchmark]: RCFGBuilder took 337.80ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 91.3MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:11:06,895 INFO L158 Benchmark]: CodeCheck took 298.86ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 78.2MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:11:06,896 INFO L158 Benchmark]: Witness Printer took 94.95ms. Allocated memory is still 142.6MB. Free memory was 78.2MB in the beginning and 73.7MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:11:06,898 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 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 6 NumberOfCodeBlocks, 6 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: 1557]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE191_Integer_Underflow__int_min_postdec_31_bad() [L1550] int data; [L1551] data = 0 [L1552] data = (-0x7fffffff - 1) [L1554] int dataCopy = data; [L1555] int data = dataCopy; [L1557] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1046.18ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 107.2MB in the end (delta: 8.3MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.09ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 105.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.18ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.9MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 337.80ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 91.3MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 298.86ms. Allocated memory is still 142.6MB. Free memory was 91.3MB in the beginning and 78.2MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 94.95ms. Allocated memory is still 142.6MB. Free memory was 78.2MB in the beginning and 73.7MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-05 22:11:06,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38770269-e716-4c48-8c0b-e0b664128179/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)