./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_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_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/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_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/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_fe3ee063-de99-4b61-82b1-d8d64d08b31b/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 5c819023cc08a136e5198004e5beb51be2d306e57ad8e93da0039cb70b492265 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:26:14,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:26:14,993 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:26:14,998 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:26:14,998 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:26:15,024 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:26:15,025 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:26:15,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:26:15,026 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:26:15,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:26:15,026 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:26:15,026 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:26:15,026 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:26:15,027 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:26:15,027 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:26:15,027 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:26:15,027 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:26:15,027 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:26:15,028 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:26:15,028 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:26:15,028 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:26:15,028 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:26:15,028 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:26:15,028 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:26:15,029 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:26:15,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:26:15,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:15,029 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:26:15,030 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:26:15,030 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:26:15,030 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:26:15,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:26:15,030 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_fe3ee063-de99-4b61-82b1-d8d64d08b31b/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 -> 5c819023cc08a136e5198004e5beb51be2d306e57ad8e93da0039cb70b492265 [2024-11-13 20:26:15,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:26:15,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:26:15,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:26:15,452 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:26:15,453 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:26:15,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_bad.i Unable to find full path for "g++" [2024-11-13 20:26:17,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:26:18,010 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:26:18,011 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_bad.i [2024-11-13 20:26:18,062 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/data/82b72fdeb/fb8999b8d8424feba77ab39d3b64f0d6/FLAG822bafc2f [2024-11-13 20:26:18,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/data/82b72fdeb/fb8999b8d8424feba77ab39d3b64f0d6 [2024-11-13 20:26:18,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:26:18,529 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:26:18,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:18,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:26:18,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:26:18,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:18" (1/1) ... [2024-11-13 20:26:18,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@486ee313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:18, skipping insertion in model container [2024-11-13 20:26:18,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:18" (1/1) ... [2024-11-13 20:26:18,599 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:26:19,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:19,918 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:26:20,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:20,258 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:26:20,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20 WrapperNode [2024-11-13 20:26:20,259 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:20,260 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:20,260 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:26:20,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:26:20,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,311 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-13 20:26:20,312 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:20,313 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:26:20,313 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:26:20,313 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:26:20,322 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,333 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:26:20,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:26:20,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:26:20,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:26:20,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:20,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:26:20,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:26:20,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:26:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:26:20,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:26:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:26:20,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:26:20,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:26:20,576 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:26:20,578 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:26:20,727 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:26:20,727 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:26:20,796 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:26:20,799 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:26:20,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:20 BoogieIcfgContainer [2024-11-13 20:26:20,800 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:26:20,800 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:26:20,801 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:26:20,812 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:26:20,813 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:20" (1/1) ... [2024-11-13 20:26:20,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:26:20,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:20,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:26:20,908 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:26:20,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:26:20,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:20,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:21,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:21,029 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:26:21,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:21,109 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:26:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:21,179 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:26:21,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:26:21 ImpRootNode [2024-11-13 20:26:21,229 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:26:21,229 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:26:21,233 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:26:21,233 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:26:21,234 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:20" (3/4) ... [2024-11-13 20:26:21,238 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:26:21,240 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:26:21,241 INFO L158 Benchmark]: Toolchain (without parser) took 2711.43ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 53.2MB in the end (delta: 37.3MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-13 20:26:21,243 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:21,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1728.63ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 82.9MB in the end (delta: 7.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 20:26:21,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.76ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 80.5MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:21,245 INFO L158 Benchmark]: Boogie Preprocessor took 24.44ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.5MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:26:21,249 INFO L158 Benchmark]: RCFGBuilder took 462.01ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 66.2MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:26:21,250 INFO L158 Benchmark]: CodeCheck took 428.29ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 53.2MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:26:21,250 INFO L158 Benchmark]: Witness Printer took 10.39ms. Allocated memory is still 117.4MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:21,253 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, 15 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, 8 NumberOfCodeBlocks, 8 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_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [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] [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) 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 0.54ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1728.63ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 82.9MB in the end (delta: 7.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.76ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 80.5MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.44ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.5MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 462.01ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 66.2MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 428.29ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 53.2MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 10.39ms. Allocated memory is still 117.4MB. Free memory is still 53.2MB. 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 20:26:21,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/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_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/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_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/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_fe3ee063-de99-4b61-82b1-d8d64d08b31b/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 5c819023cc08a136e5198004e5beb51be2d306e57ad8e93da0039cb70b492265 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:26:24,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:26:24,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:26:24,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:26:24,722 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:26:24,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:26:24,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:26:24,723 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:26:24,723 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:26:24,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:26:24,723 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:26:24,723 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:26:24,724 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:26:24,724 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:26:24,724 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:26:24,724 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:26:24,724 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:26:24,724 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:26:24,724 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:26:24,724 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:26:24,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:26:24,725 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:26:24,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:26:24,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:26:24,725 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:26:24,725 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:24,725 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:26:24,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:26:24,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:24,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:26:24,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:26:24,726 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:26:24,726 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:26:24,726 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:24,726 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:26:24,727 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_fe3ee063-de99-4b61-82b1-d8d64d08b31b/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 -> 5c819023cc08a136e5198004e5beb51be2d306e57ad8e93da0039cb70b492265 [2024-11-13 20:26:25,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:26:25,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:26:25,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:26:25,095 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:26:25,096 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:26:25,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_bad.i Unable to find full path for "g++" [2024-11-13 20:26:27,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:26:27,802 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:26:27,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_bad.i [2024-11-13 20:26:27,847 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/data/3d6f71ac7/a091ad4a9dcd4abd97bf2e25f156560f/FLAG1db7bf05a [2024-11-13 20:26:27,875 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/data/3d6f71ac7/a091ad4a9dcd4abd97bf2e25f156560f [2024-11-13 20:26:27,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:26:27,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:26:27,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:27,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:26:27,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:26:27,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:27" (1/1) ... [2024-11-13 20:26:27,897 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4171a694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:27, skipping insertion in model container [2024-11-13 20:26:27,897 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:27" (1/1) ... [2024-11-13 20:26:27,980 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:26:29,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:29,140 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:26:29,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:29,535 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:26:29,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29 WrapperNode [2024-11-13 20:26:29,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:29,537 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:29,537 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:26:29,537 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:26:29,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,634 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-13 20:26:29,637 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:29,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:26:29,642 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:26:29,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:26:29,659 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,664 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,676 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,678 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:26:29,685 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:26:29,685 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:26:29,685 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:26:29,686 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:29" (1/1) ... [2024-11-13 20:26:29,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:29,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:26:29,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:26:29,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:26:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:26:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:26:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:26:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:26:29,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:26:29,957 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:26:29,959 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:26:30,122 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:26:30,122 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:26:30,219 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:26:30,219 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:26:30,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:30 BoogieIcfgContainer [2024-11-13 20:26:30,220 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:26:30,220 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:26:30,221 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:26:30,239 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:26:30,239 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:30" (1/1) ... [2024-11-13 20:26:30,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:26:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:30,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:26:30,306 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:26:30,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:26:30,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:30,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:26:30,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:26:30,317 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:26:30,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:26:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:30,517 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:26:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:30,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:26:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:26:30,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:26:30,671 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:26:30,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:26:30 ImpRootNode [2024-11-13 20:26:30,780 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:26:30,782 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:26:30,782 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:26:30,783 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:26:30,784 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:30" (3/4) ... [2024-11-13 20:26:30,788 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:26:30,789 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:26:30,791 INFO L158 Benchmark]: Toolchain (without parser) took 2908.76ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 89.3MB in the beginning and 229.2MB in the end (delta: -139.8MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-13 20:26:30,791 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 117.4MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:30,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1651.17ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 68.0MB in the end (delta: 21.3MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 20:26:30,796 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.78ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 65.4MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:30,796 INFO L158 Benchmark]: Boogie Preprocessor took 42.14ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:30,796 INFO L158 Benchmark]: RCFGBuilder took 535.16ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 48.8MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:26:30,797 INFO L158 Benchmark]: CodeCheck took 560.89ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 48.3MB in the beginning and 229.2MB in the end (delta: -180.9MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2024-11-13 20:26:30,797 INFO L158 Benchmark]: Witness Printer took 7.43ms. Allocated memory is still 260.0MB. Free memory was 229.2MB in the beginning and 229.2MB in the end (delta: 35.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:30,804 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, 15 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, 8 NumberOfCodeBlocks, 8 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_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [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] [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) 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 0.52ms. Allocated memory is still 117.4MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1651.17ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 68.0MB in the end (delta: 21.3MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.78ms. Allocated memory is still 117.4MB. Free memory was 68.0MB in the beginning and 65.4MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.14ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 535.16ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 48.8MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 560.89ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 48.3MB in the beginning and 229.2MB in the end (delta: -180.9MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Witness Printer took 7.43ms. Allocated memory is still 260.0MB. Free memory was 229.2MB in the beginning and 229.2MB in the end (delta: 35.5kB). 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 20:26:30,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe3ee063-de99-4b61-82b1-d8d64d08b31b/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