./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_14_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_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/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_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/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_963f42eb-e38e-4026-8b59-2d4f1ad50176/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 7aa98af8ab9bf9ee577e4ea447d1ae1577e966bce5274441f8c8f895c522ac0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:41:30,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:41:30,741 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:41:30,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:41:30,754 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:41:30,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:41:30,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:41:30,782 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:41:30,783 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:41:30,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:41:30,783 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:41:30,783 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:41:30,783 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:41:30,784 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:41:30,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:41:30,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:41:30,784 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:41:30,785 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:41:30,786 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:41:30,786 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:41:30,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:41:30,786 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:41:30,786 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:41:30,786 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:41:30,787 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:41:30,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:41:30,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:41:30,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:41:30,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:41:30,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:41:30,787 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:41:30,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:41:30,788 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_963f42eb-e38e-4026-8b59-2d4f1ad50176/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 -> 7aa98af8ab9bf9ee577e4ea447d1ae1577e966bce5274441f8c8f895c522ac0f [2024-11-13 22:41:31,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:41:31,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:41:31,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:41:31,153 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:41:31,154 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:41:31,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_14_bad.i Unable to find full path for "g++" [2024-11-13 22:41:33,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:41:33,732 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:41:33,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_14_bad.i [2024-11-13 22:41:33,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/data/9a63408c4/3a33faab162946219b45e10695e3e716/FLAGa4f78d4ff [2024-11-13 22:41:33,793 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/data/9a63408c4/3a33faab162946219b45e10695e3e716 [2024-11-13 22:41:33,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:41:33,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:41:33,800 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:41:33,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:41:33,805 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:41:33,806 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:41:33" (1/1) ... [2024-11-13 22:41:33,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43daa4a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:33, skipping insertion in model container [2024-11-13 22:41:33,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:41:33" (1/1) ... [2024-11-13 22:41:33,876 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:41:34,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:41:34,966 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:41:35,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:41:35,214 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:41:35,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35 WrapperNode [2024-11-13 22:41:35,214 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:41:35,216 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:41:35,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:41:35,216 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:41:35,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,264 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-13 22:41:35,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:41:35,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:41:35,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:41:35,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:41:35,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,277 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,285 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,286 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:41:35,289 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:41:35,289 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:41:35,289 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:41:35,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:41:35,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:41:35,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:41:35,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:41:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:41:35,361 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:41:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:41:35,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:41:35,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:41:35,535 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:41:35,537 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:41:35,656 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:41:35,656 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:41:35,713 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:41:35,713 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:41:35,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:35 BoogieIcfgContainer [2024-11-13 22:41:35,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:41:35,714 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:41:35,715 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:41:35,725 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:41:35,725 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:35" (1/1) ... [2024-11-13 22:41:35,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:41:35,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:35,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:41:35,803 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:41:35,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:41:35,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:35,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:41:35,960 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:41:35,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:41:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:41:36,058 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:41:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:41:36,099 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:41:36,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:41:36 ImpRootNode [2024-11-13 22:41:36,134 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:41:36,135 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:41:36,135 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:41:36,136 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:41:36,136 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:35" (3/4) ... [2024-11-13 22:41:36,139 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:41:36,140 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:41:36,141 INFO L158 Benchmark]: Toolchain (without parser) took 2343.41ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 93.8MB in the end (delta: 20.6MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-11-13 22:41:36,141 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 75.0MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:41:36,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1414.98ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 54.9MB in the end (delta: 59.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 22:41:36,142 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.31ms. Allocated memory is still 142.6MB. Free memory was 54.9MB in the beginning and 52.4MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:41:36,143 INFO L158 Benchmark]: Boogie Preprocessor took 22.97ms. Allocated memory is still 142.6MB. Free memory was 52.4MB in the beginning and 51.6MB in the end (delta: 784.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:41:36,143 INFO L158 Benchmark]: RCFGBuilder took 424.80ms. Allocated memory is still 142.6MB. Free memory was 51.4MB in the beginning and 108.1MB in the end (delta: -56.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-11-13 22:41:36,144 INFO L158 Benchmark]: CodeCheck took 420.00ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 94.5MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:41:36,144 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 142.6MB. Free memory is still 93.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:41:36,146 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: 1559]: 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_postdec_14_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE globalFive==5 [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 globalFive==5 [L1559] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 75.0MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1414.98ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 54.9MB in the end (delta: 59.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.31ms. Allocated memory is still 142.6MB. Free memory was 54.9MB in the beginning and 52.4MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.97ms. Allocated memory is still 142.6MB. Free memory was 52.4MB in the beginning and 51.6MB in the end (delta: 784.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 424.80ms. Allocated memory is still 142.6MB. Free memory was 51.4MB in the beginning and 108.1MB in the end (delta: -56.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * CodeCheck took 420.00ms. Allocated memory is still 142.6MB. Free memory was 107.7MB in the beginning and 94.5MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 142.6MB. Free memory is still 93.8MB. 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 22:41:36,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/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_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/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_963f42eb-e38e-4026-8b59-2d4f1ad50176/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 7aa98af8ab9bf9ee577e4ea447d1ae1577e966bce5274441f8c8f895c522ac0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:41:38,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:41:39,071 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:41:39,114 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:41:39,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:41:39,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:41:39,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:41:39,117 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:41:39,117 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:41:39,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:41:39,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:41:39,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:41:39,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:41:39,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:41:39,118 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:41:39,119 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:41:39,120 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:41:39,120 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:41:39,120 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:41:39,120 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:41:39,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:41:39,120 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:41:39,120 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:41:39,120 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:41:39,121 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:41:39,121 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:41:39,121 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:41:39,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:41:39,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:41:39,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:41:39,121 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:41:39,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:41:39,121 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:41:39,122 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:41:39,122 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:41:39,123 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_963f42eb-e38e-4026-8b59-2d4f1ad50176/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 -> 7aa98af8ab9bf9ee577e4ea447d1ae1577e966bce5274441f8c8f895c522ac0f [2024-11-13 22:41:39,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:41:39,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:41:39,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:41:39,494 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:41:39,495 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:41:39,499 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_14_bad.i Unable to find full path for "g++" [2024-11-13 22:41:41,505 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:41:42,047 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:41:42,047 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_14_bad.i [2024-11-13 22:41:42,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/data/731fc21b8/a63913e911d84846b02c7106f9dbd9f3/FLAGc31c33b14 [2024-11-13 22:41:42,098 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/data/731fc21b8/a63913e911d84846b02c7106f9dbd9f3 [2024-11-13 22:41:42,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:41:42,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:41:42,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:41:42,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:41:42,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:41:42,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:41:42" (1/1) ... [2024-11-13 22:41:42,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2837fefd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:42, skipping insertion in model container [2024-11-13 22:41:42,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:41:42" (1/1) ... [2024-11-13 22:41:42,182 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:41:43,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:41:43,337 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:41:43,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:41:43,639 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:41:43,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43 WrapperNode [2024-11-13 22:41:43,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:41:43,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:41:43,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:41:43,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:41:43,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,702 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-13 22:41:43,702 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:41:43,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:41:43,703 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:41:43,703 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:41:43,710 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,738 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:41:43,754 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:41:43,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:41:43,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:41:43,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:43" (1/1) ... [2024-11-13 22:41:43,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:41:43,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:41:43,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:41:43,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:41:43,825 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:41:43,825 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:41:43,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:41:43,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:41:43,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:41:43,983 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:41:43,985 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:41:44,134 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:41:44,134 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:41:44,197 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:41:44,197 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:41:44,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:44 BoogieIcfgContainer [2024-11-13 22:41:44,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:41:44,198 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:41:44,198 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:41:44,208 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:41:44,209 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:44" (1/1) ... [2024-11-13 22:41:44,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:41:44,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:41:44,269 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:41:44,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:41:44,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:44,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:41:44,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:41:44,279 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:41:44,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:41:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:41:44,458 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:41:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:41:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:41:44,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:41:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:41:44,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:41:44,660 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:41:44,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:41:44 ImpRootNode [2024-11-13 22:41:44,688 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:41:44,689 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:41:44,689 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:41:44,690 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:41:44,691 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:44" (3/4) ... [2024-11-13 22:41:44,693 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:41:44,694 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:41:44,695 INFO L158 Benchmark]: Toolchain (without parser) took 2592.16ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 83.9MB in the end (delta: 7.5MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2024-11-13 22:41:44,696 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:41:44,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1535.21ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 78.7MB in the end (delta: 12.5MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 22:41:44,696 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.70ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 75.6MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:41:44,697 INFO L158 Benchmark]: Boogie Preprocessor took 50.73ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 74.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:41:44,697 INFO L158 Benchmark]: RCFGBuilder took 443.50ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 58.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:41:44,698 INFO L158 Benchmark]: CodeCheck took 490.41ms. Allocated memory is still 117.4MB. Free memory was 58.6MB in the beginning and 83.9MB in the end (delta: -25.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2024-11-13 22:41:44,698 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 83.9MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:41:44,701 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: 1559]: 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_postdec_14_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE globalFive==5 [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 globalFive==5 [L1559] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 48.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1535.21ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 78.7MB in the end (delta: 12.5MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.70ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 75.6MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.73ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 74.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 443.50ms. Allocated memory is still 117.4MB. Free memory was 74.1MB in the beginning and 58.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 490.41ms. Allocated memory is still 117.4MB. Free memory was 58.6MB in the beginning and 83.9MB in the end (delta: -25.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 83.9MB in the end (delta: 19.3kB). 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 22:41:44,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_963f42eb-e38e-4026-8b59-2d4f1ad50176/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