./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_61_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/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_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/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 64bit --witnessprinter.graph.data.programhash 9b90b3f236c3452cf847b2ee53845d3f54e278ca17c4df254f3c0ec765cb1d50 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:58:27,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:58:27,323 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:58:27,327 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:58:27,328 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:58:27,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:58:27,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:58:27,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:58:27,360 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:58:27,360 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:58:27,360 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:58:27,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:58:27,360 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:58:27,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:58:27,361 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:58:27,361 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:58:27,361 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:58:27,361 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:58:27,361 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:58:27,361 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:58:27,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:58:27,361 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:58:27,362 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:58:27,362 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:58:27,362 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:58:27,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:58:27,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:27,362 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:58:27,362 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:58:27,362 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:58:27,363 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:58:27,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:58:27,363 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_09686b87-189d-4627-9976-1d36aabf8a36/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b90b3f236c3452cf847b2ee53845d3f54e278ca17c4df254f3c0ec765cb1d50 [2024-11-13 21:58:27,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:58:27,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:58:27,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:58:27,642 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:58:27,643 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:58:27,644 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_61_bad.i Unable to find full path for "g++" [2024-11-13 21:58:29,630 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:58:30,031 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:58:30,032 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_61_bad.i [2024-11-13 21:58:30,070 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/data/89e0920e3/77df61d88fdf442f82bb4a587482e6d8/FLAG005ae9ccb [2024-11-13 21:58:30,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/data/89e0920e3/77df61d88fdf442f82bb4a587482e6d8 [2024-11-13 21:58:30,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:58:30,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:58:30,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:30,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:58:30,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:58:30,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:30" (1/1) ... [2024-11-13 21:58:30,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120a987c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:30, skipping insertion in model container [2024-11-13 21:58:30,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:30" (1/1) ... [2024-11-13 21:58:30,175 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:58:31,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:31,070 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:58:31,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:31,363 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:58:31,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31 WrapperNode [2024-11-13 21:58:31,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:31,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:31,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:58:31,366 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:58:31,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,387 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,406 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 21:58:31,406 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:31,407 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:58:31,407 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:58:31,407 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:58:31,413 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,416 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,416 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,420 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,423 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:58:31,426 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:58:31,426 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:58:31,426 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:58:31,427 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:31,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:58:31,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:58:31,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:58:31,493 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:58:31,493 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:58:31,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:58:31,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:58:31,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:58:31,664 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:58:31,666 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:58:31,800 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 21:58:31,800 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:58:31,855 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:58:31,855 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:58:31,855 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:31 BoogieIcfgContainer [2024-11-13 21:58:31,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:58:31,856 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:58:31,856 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:58:31,867 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:58:31,867 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:31" (1/1) ... [2024-11-13 21:58:31,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:58:31,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:31,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:58:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:58:31,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:58:31,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:31,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:58:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:32,061 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:32,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:32,185 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:58:32,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:58:32 ImpRootNode [2024-11-13 21:58:32,214 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:58:32,215 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:58:32,215 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:58:32,215 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:58:32,216 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:31" (3/4) ... [2024-11-13 21:58:32,218 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:58:32,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:58:32,223 INFO L158 Benchmark]: Toolchain (without parser) took 2124.13ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 48.9MB in the end (delta: 40.6MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-13 21:58:32,223 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:32,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1263.20ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 79.5MB in the end (delta: 10.0MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 21:58:32,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.07ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 76.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:32,225 INFO L158 Benchmark]: Boogie Preprocessor took 18.26ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:32,225 INFO L158 Benchmark]: RCFGBuilder took 429.95ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 62.8MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:58:32,226 INFO L158 Benchmark]: CodeCheck took 358.02ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 48.9MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:58:32,226 INFO L158 Benchmark]: Witness Printer took 6.88ms. Allocated memory is still 117.4MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:32,228 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 7 NumberOfCodeBlocks, 7 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 - UnprovableResult [Line: 1556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1563. Possible 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); [L1563] 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) [L1563] 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] [L1564] CALL CWE191_Integer_Underflow__int_min_multiply_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE191_Integer_Underflow__int_min_multiply_61b_badSource(data) [L1570] data = (-0x7fffffff - 1) [L1571] return data; [L1553] RET, EXPR CWE191_Integer_Underflow__int_min_multiply_61b_badSource(data) [L1553] data = CWE191_Integer_Underflow__int_min_multiply_61b_badSource(data) [L1554] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] data * 2 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 0.42ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1263.20ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 79.5MB in the end (delta: 10.0MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.07ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 76.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.26ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 429.95ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 62.8MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 358.02ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 48.9MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.88ms. Allocated memory is still 117.4MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:58:32,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/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_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/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 64bit --witnessprinter.graph.data.programhash 9b90b3f236c3452cf847b2ee53845d3f54e278ca17c4df254f3c0ec765cb1d50 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:58:34,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:58:35,069 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:58:35,095 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:58:35,096 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:58:35,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:58:35,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:58:35,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:58:35,097 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:58:35,097 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:58:35,097 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:58:35,097 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:58:35,097 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:58:35,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:58:35,098 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:58:35,098 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:58:35,098 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:58:35,098 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:58:35,098 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:58:35,098 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:58:35,099 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:58:35,099 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:58:35,099 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:58:35,099 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:58:35,099 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:58:35,099 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:35,099 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:58:35,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:58:35,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:35,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:58:35,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:58:35,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:58:35,100 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:58:35,101 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:35,101 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:58:35,101 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_09686b87-189d-4627-9976-1d36aabf8a36/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b90b3f236c3452cf847b2ee53845d3f54e278ca17c4df254f3c0ec765cb1d50 [2024-11-13 21:58:35,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:58:35,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:58:35,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:58:35,439 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:58:35,439 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:58:35,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_61_bad.i Unable to find full path for "g++" [2024-11-13 21:58:37,380 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:58:37,713 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:58:37,713 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_61_bad.i [2024-11-13 21:58:37,737 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/data/3f3eb1ead/7b09e397990f4526a74fefaff2f90f6c/FLAGc8202cdcf [2024-11-13 21:58:37,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/data/3f3eb1ead/7b09e397990f4526a74fefaff2f90f6c [2024-11-13 21:58:37,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:58:37,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:58:37,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:37,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:58:37,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:58:37,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e9c817d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:37, skipping insertion in model container [2024-11-13 21:58:37,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:37" (1/1) ... [2024-11-13 21:58:37,817 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:58:38,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:38,778 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:58:38,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:39,102 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:58:39,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39 WrapperNode [2024-11-13 21:58:39,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:39,103 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:39,103 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:58:39,103 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:58:39,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,153 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2024-11-13 21:58:39,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:39,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:58:39,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:58:39,154 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:58:39,162 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,166 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,166 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,176 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:58:39,184 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:58:39,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:58:39,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:58:39,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:39,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:58:39,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:58:39,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:58:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:58:39,261 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:58:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:58:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:58:39,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:58:39,421 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:58:39,423 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:58:39,613 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 21:58:39,613 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:58:39,706 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:58:39,706 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:58:39,708 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:39 BoogieIcfgContainer [2024-11-13 21:58:39,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:58:39,709 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:58:39,709 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:58:39,726 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:58:39,726 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:39" (1/1) ... [2024-11-13 21:58:39,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:58:39,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:39,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 21:58:39,794 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 21:58:39,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:58:39,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:39,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:39,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:39,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:39,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:58:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:40,015 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:40,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:58:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:58:40,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:58:40,190 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:58:40,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:58:40 ImpRootNode [2024-11-13 21:58:40,235 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:58:40,237 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:58:40,237 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:58:40,238 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:58:40,238 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:39" (3/4) ... [2024-11-13 21:58:40,242 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:58:40,243 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:58:40,244 INFO L158 Benchmark]: Toolchain (without parser) took 2486.33ms. Allocated memory was 83.9MB in the beginning and 142.6MB in the end (delta: 58.7MB). Free memory was 55.4MB in the beginning and 70.1MB in the end (delta: -14.8MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2024-11-13 21:58:40,245 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory was 63.0MB in the beginning and 63.0MB in the end (delta: 18.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:40,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1343.69ms. Allocated memory was 83.9MB in the beginning and 142.6MB in the end (delta: 58.7MB). Free memory was 55.2MB in the beginning and 103.0MB in the end (delta: -47.8MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-11-13 21:58:40,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.62ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 100.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:40,249 INFO L158 Benchmark]: Boogie Preprocessor took 29.15ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 98.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:40,249 INFO L158 Benchmark]: RCFGBuilder took 524.08ms. Allocated memory is still 142.6MB. Free memory was 98.7MB in the beginning and 83.2MB in the end (delta: 15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:58:40,250 INFO L158 Benchmark]: CodeCheck took 527.06ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 70.1MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:58:40,250 INFO L158 Benchmark]: Witness Printer took 5.76ms. Allocated memory is still 142.6MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:58:40,252 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 7 NumberOfCodeBlocks, 7 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 - UnprovableResult [Line: 1556]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1563. Possible 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); [L1563] 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) [L1563] 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] [L1564] CALL CWE191_Integer_Underflow__int_min_multiply_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE191_Integer_Underflow__int_min_multiply_61b_badSource(data) [L1570] data = (-0x7fffffff - 1) [L1571] return data; [L1553] RET, EXPR CWE191_Integer_Underflow__int_min_multiply_61b_badSource(data) [L1553] data = CWE191_Integer_Underflow__int_min_multiply_61b_badSource(data) [L1554] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] data * 2 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 0.40ms. Allocated memory is still 83.9MB. Free memory was 63.0MB in the beginning and 63.0MB in the end (delta: 18.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1343.69ms. Allocated memory was 83.9MB in the beginning and 142.6MB in the end (delta: 58.7MB). Free memory was 55.2MB in the beginning and 103.0MB in the end (delta: -47.8MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.62ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 100.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.15ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 98.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 524.08ms. Allocated memory is still 142.6MB. Free memory was 98.7MB in the beginning and 83.2MB in the end (delta: 15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 527.06ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 70.1MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.76ms. Allocated memory is still 142.6MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:58:40,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09686b87-189d-4627-9976-1d36aabf8a36/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 Result: UNKNOWN: Overapproximated counterexample