./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_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_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/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_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/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_1da94f12-c9c9-4cfd-996b-244bd62781ce/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 2f630c633cb5772edb78f26593604320777788c294984e89941584dfe6350012 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:37:29,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:37:29,599 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:37:29,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:37:29,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:37:29,629 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:37:29,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:37:29,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:37:29,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:37:29,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:37:29,631 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:37:29,631 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:37:29,631 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:37:29,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:37:29,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:37:29,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:37:29,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:37:29,632 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:37:29,632 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:37:29,632 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:37:29,632 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:37:29,632 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:37:29,633 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:37:29,633 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:37:29,633 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:37:29,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:37:29,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:29,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:37:29,634 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:37:29,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:37:29,634 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:37:29,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:37:29,634 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_1da94f12-c9c9-4cfd-996b-244bd62781ce/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 -> 2f630c633cb5772edb78f26593604320777788c294984e89941584dfe6350012 [2024-11-13 20:37:30,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:37:30,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:37:30,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:37:30,050 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:37:30,050 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:37:30,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i Unable to find full path for "g++" [2024-11-13 20:37:32,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:37:32,477 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:37:32,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i [2024-11-13 20:37:32,515 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/data/618cabce4/a4af2a5c5fbf4cdd907eb2718cc89bdc/FLAG2c9d48eae [2024-11-13 20:37:32,539 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/data/618cabce4/a4af2a5c5fbf4cdd907eb2718cc89bdc [2024-11-13 20:37:32,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:37:32,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:37:32,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:32,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:37:32,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:37:32,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:32" (1/1) ... [2024-11-13 20:37:32,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c3b565c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:32, skipping insertion in model container [2024-11-13 20:37:32,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:32" (1/1) ... [2024-11-13 20:37:32,627 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:37:33,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:33,688 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:37:33,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:33,951 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:37:33,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33 WrapperNode [2024-11-13 20:37:33,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:33,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:33,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:37:33,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:37:33,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:33,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:33,997 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-13 20:37:33,997 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:33,998 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:37:33,998 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:37:33,998 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:37:34,007 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:34,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:34,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:34,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:34,015 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:34,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:34,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:34,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:34,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:37:34,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:37:34,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:37:34,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:37:34,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:33" (1/1) ... [2024-11-13 20:37:34,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:34,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:37:34,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:37:34,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:37:34,099 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:37:34,100 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:37:34,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:37:34,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:37:34,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:37:34,309 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:37:34,311 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:37:34,420 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:37:34,420 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:37:34,465 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:37:34,466 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:37:34,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:34 BoogieIcfgContainer [2024-11-13 20:37:34,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:37:34,469 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:37:34,469 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:37:34,480 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:37:34,480 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:34" (1/1) ... [2024-11-13 20:37:34,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:37:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:34,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:37:34,546 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:37:34,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:37:34,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:34,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:37:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:34,688 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:37:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:34,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:37:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:34,828 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:37:34,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:37:34 ImpRootNode [2024-11-13 20:37:34,879 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:37:34,880 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:37:34,880 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:37:34,880 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:37:34,881 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:34" (3/4) ... [2024-11-13 20:37:34,883 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:37:34,886 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:37:34,890 INFO L158 Benchmark]: Toolchain (without parser) took 2344.29ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 77.2MB in the end (delta: 38.5MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2024-11-13 20:37:34,891 INFO L158 Benchmark]: CDTParser took 1.07ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:34,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1407.09ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 107.0MB in the end (delta: 8.7MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 20:37:34,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.08ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 104.9MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:37:34,894 INFO L158 Benchmark]: Boogie Preprocessor took 23.67ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 103.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:34,894 INFO L158 Benchmark]: RCFGBuilder took 446.17ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 90.6MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:37:34,895 INFO L158 Benchmark]: CodeCheck took 409.99ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 77.2MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:37:34,896 INFO L158 Benchmark]: Witness Printer took 7.02ms. Allocated memory is still 142.6MB. Free memory is still 77.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:34,899 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: 1560]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_multiply_02_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) 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] [L1558] 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] [L1560] 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 1.07ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1407.09ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 107.0MB in the end (delta: 8.7MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.08ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 104.9MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.67ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 103.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 446.17ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 90.6MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 409.99ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 77.2MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.02ms. Allocated memory is still 142.6MB. Free memory is still 77.2MB. 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 20:37:34,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/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_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/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_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/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_1da94f12-c9c9-4cfd-996b-244bd62781ce/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 2f630c633cb5772edb78f26593604320777788c294984e89941584dfe6350012 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:37:37,679 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:37:37,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:37:37,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:37:37,909 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:37:37,909 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:37:37,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:37:37,910 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:37:37,910 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:37:37,910 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:37:37,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:37:37,910 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:37:37,910 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:37:37,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:37:37,911 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:37:37,911 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:37:37,911 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:37:37,911 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:37:37,911 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:37:37,911 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:37:37,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:37:37,912 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:37:37,914 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:37:37,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:37:37,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:37:37,914 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:37:37,914 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:37:37,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:37:37,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:37,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:37:37,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:37:37,915 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:37:37,915 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:37:37,915 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:37:37,915 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:37:37,915 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_1da94f12-c9c9-4cfd-996b-244bd62781ce/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 -> 2f630c633cb5772edb78f26593604320777788c294984e89941584dfe6350012 [2024-11-13 20:37:38,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:37:38,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:37:38,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:37:38,322 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:37:38,323 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:37:38,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i Unable to find full path for "g++" [2024-11-13 20:37:40,877 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:37:41,484 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:37:41,488 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_02_bad.i [2024-11-13 20:37:41,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/data/e576e7f82/2968bece9ef942ea9f29ab545c45323b/FLAG7a355454a [2024-11-13 20:37:41,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/data/e576e7f82/2968bece9ef942ea9f29ab545c45323b [2024-11-13 20:37:42,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:37:42,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:37:42,006 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:42,006 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:37:42,014 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:37:42,015 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:42,016 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f66aab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:42, skipping insertion in model container [2024-11-13 20:37:42,016 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:37:41" (1/1) ... [2024-11-13 20:37:42,101 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:37:43,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:43,570 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:37:43,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:37:43,940 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:37:43,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43 WrapperNode [2024-11-13 20:37:43,942 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:37:43,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:43,944 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:37:43,944 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:37:43,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:43,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:44,013 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-13 20:37:44,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:37:44,014 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:37:44,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:37:44,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:37:44,023 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:44,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:44,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:44,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:44,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:44,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:44,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:44,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:44,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:37:44,051 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:37:44,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:37:44,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:37:44,052 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:37:43" (1/1) ... [2024-11-13 20:37:44,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:37:44,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:37:44,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:37:44,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:37:44,124 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:37:44,125 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:37:44,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:37:44,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:37:44,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:37:44,339 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:37:44,341 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:37:44,521 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:37:44,521 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:37:44,581 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:37:44,582 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:37:44,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:44 BoogieIcfgContainer [2024-11-13 20:37:44,582 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:37:44,584 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:37:44,584 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:37:44,603 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:37:44,603 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:44" (1/1) ... [2024-11-13 20:37:44,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:37:44,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:37:44,684 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:37:44,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:37:44,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:37:44,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:37:44,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:37:44,696 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:37:44,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:37:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:44,909 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:37:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:45,019 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:37:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:37:45,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 20:37:45,071 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:37:45,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:37:45 ImpRootNode [2024-11-13 20:37:45,117 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:37:45,119 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:37:45,119 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:37:45,119 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:37:45,121 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:37:44" (3/4) ... [2024-11-13 20:37:45,124 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:37:45,125 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:37:45,129 INFO L158 Benchmark]: Toolchain (without parser) took 3124.88ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 68.7MB in the end (delta: 21.6MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-11-13 20:37:45,130 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:45,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1936.73ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 69.2MB in the end (delta: 21.1MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-11-13 20:37:45,131 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.78ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 66.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:45,131 INFO L158 Benchmark]: Boogie Preprocessor took 36.02ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 65.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:45,131 INFO L158 Benchmark]: RCFGBuilder took 531.80ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 81.2MB in the end (delta: -16.0MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2024-11-13 20:37:45,132 INFO L158 Benchmark]: CodeCheck took 533.60ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 68.7MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:37:45,135 INFO L158 Benchmark]: Witness Printer took 6.95ms. Allocated memory is still 117.4MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:45,138 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: 1560]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_multiply_02_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) 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] [L1558] 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] [L1560] 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 is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1936.73ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 69.2MB in the end (delta: 21.1MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.78ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 66.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.02ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 65.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 531.80ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 81.2MB in the end (delta: -16.0MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * CodeCheck took 533.60ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 68.7MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.95ms. Allocated memory is still 117.4MB. Free memory is still 68.7MB. 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 20:37:45,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1da94f12-c9c9-4cfd-996b-244bd62781ce/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample