./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_65_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_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/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_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/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_20f7d561-4dda-41c9-817f-af5b9ea40bbc/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 12e9434a2e09ec05aa702f79792559baff1de40812e835a4bccec7ea02059510 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:44:36,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:44:36,843 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:44:36,849 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:44:36,850 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:44:36,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:44:36,879 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:44:36,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:44:36,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:44:36,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:44:36,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:44:36,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:44:36,880 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:44:36,880 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:44:36,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:44:36,881 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:44:36,881 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:44:36,881 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:44:36,881 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:44:36,881 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:44:36,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:44:36,882 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:44:36,882 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:44:36,882 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:44:36,882 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:44:36,882 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:44:36,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:44:36,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:44:36,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:44:36,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:44:36,883 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:44:36,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:44:36,883 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_20f7d561-4dda-41c9-817f-af5b9ea40bbc/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 -> 12e9434a2e09ec05aa702f79792559baff1de40812e835a4bccec7ea02059510 [2024-11-13 20:44:37,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:44:37,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:44:37,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:44:37,173 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:44:37,173 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:44:37,175 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_65_bad.i Unable to find full path for "g++" [2024-11-13 20:44:39,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:44:39,658 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:44:39,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_65_bad.i [2024-11-13 20:44:39,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/data/4a6cf4f41/20bd65a83aa9405a8e5deba227d6a544/FLAGb52d81dc2 [2024-11-13 20:44:39,700 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/data/4a6cf4f41/20bd65a83aa9405a8e5deba227d6a544 [2024-11-13 20:44:39,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:44:39,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:44:39,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:44:39,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:44:39,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:44:39,712 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:44:39" (1/1) ... [2024-11-13 20:44:39,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390ef20d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:39, skipping insertion in model container [2024-11-13 20:44:39,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:44:39" (1/1) ... [2024-11-13 20:44:39,773 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:44:40,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:44:40,793 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:44:40,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:44:41,088 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:44:41,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41 WrapperNode [2024-11-13 20:44:41,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:44:41,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:44:41,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:44:41,090 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:44:41,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,138 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 44 [2024-11-13 20:44:41,138 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:44:41,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:44:41,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:44:41,139 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:44:41,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,150 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,150 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,158 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:44:41,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:44:41,162 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:44:41,162 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:44:41,163 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:44:41,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:44:41,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:44:41,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:44:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:44:41,241 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:44:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:44:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:44:41,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:44:41,437 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:44:41,439 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:44:41,607 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 20:44:41,607 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:44:41,682 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:44:41,682 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:44:41,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:44:41 BoogieIcfgContainer [2024-11-13 20:44:41,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:44:41,684 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:44:41,684 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:44:41,697 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:44:41,697 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:44:41" (1/1) ... [2024-11-13 20:44:41,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:44:41,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:44:41,782 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:44:41,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:44:41,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:41,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:44:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:44:41,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:44:41,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:44:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:44:42,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:44:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:44:42,059 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:44:42,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:44:42 ImpRootNode [2024-11-13 20:44:42,096 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:44:42,097 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:44:42,097 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:44:42,097 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:44:42,098 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:44:41" (3/4) ... [2024-11-13 20:44:42,102 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:44:42,104 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:44:42,106 INFO L158 Benchmark]: Toolchain (without parser) took 2401.31ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 51.8MB in the end (delta: 37.8MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-13 20:44:42,107 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:44:42,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1383.52ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 82.2MB in the end (delta: 7.1MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 20:44:42,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.25ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 79.9MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:44:42,109 INFO L158 Benchmark]: Boogie Preprocessor took 22.33ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:44:42,110 INFO L158 Benchmark]: RCFGBuilder took 521.25ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 65.6MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:44:42,111 INFO L158 Benchmark]: CodeCheck took 412.00ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 51.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:44:42,114 INFO L158 Benchmark]: Witness Printer took 8.17ms. Allocated memory is still 117.4MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:44:42,116 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1568]: 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 1560. 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); [L1560] 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) [L1560] 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] [L1561] CALL CWE191_Integer_Underflow__int_min_sub_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_min_sub_65b_badSink; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CALL funcPtr(data) [L1568] data - 1 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 0.36ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1383.52ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 82.2MB in the end (delta: 7.1MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.25ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 79.9MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.33ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 521.25ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 65.6MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 412.00ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 51.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 8.17ms. Allocated memory is still 117.4MB. Free memory is still 51.8MB. 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 20:44:42,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/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_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/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_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/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_20f7d561-4dda-41c9-817f-af5b9ea40bbc/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 12e9434a2e09ec05aa702f79792559baff1de40812e835a4bccec7ea02059510 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:44:45,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:44:45,203 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:44:45,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:44:45,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:44:45,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:44:45,240 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:44:45,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:44:45,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:44:45,240 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:44:45,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:44:45,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:44:45,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:44:45,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:44:45,241 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:44:45,241 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:44:45,241 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:44:45,242 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:44:45,243 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:44:45,243 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:44:45,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:44:45,243 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:44:45,243 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:44:45,244 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:44:45,244 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:44:45,244 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:45,244 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:44:45,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:44:45,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:44:45,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:44:45,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:44:45,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:44:45,244 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:44:45,245 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:45,245 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:44:45,245 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_20f7d561-4dda-41c9-817f-af5b9ea40bbc/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 -> 12e9434a2e09ec05aa702f79792559baff1de40812e835a4bccec7ea02059510 [2024-11-13 20:44:45,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:44:45,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:44:45,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:44:45,610 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:44:45,611 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:44:45,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_65_bad.i Unable to find full path for "g++" [2024-11-13 20:44:47,738 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:44:48,227 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:44:48,231 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_65_bad.i [2024-11-13 20:44:48,267 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/data/10ded3627/a43644e3eb12429aa4c9e0208d5ce45a/FLAG73fa12a3f [2024-11-13 20:44:48,291 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/data/10ded3627/a43644e3eb12429aa4c9e0208d5ce45a [2024-11-13 20:44:48,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:44:48,296 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:44:48,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:44:48,298 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:44:48,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:44:48,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:44:48" (1/1) ... [2024-11-13 20:44:48,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b20dcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:48, skipping insertion in model container [2024-11-13 20:44:48,308 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:44:48" (1/1) ... [2024-11-13 20:44:48,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:44:49,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:44:49,388 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:44:49,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:44:49,714 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:44:49,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49 WrapperNode [2024-11-13 20:44:49,715 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:44:49,716 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:44:49,716 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:44:49,716 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:44:49,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,743 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,763 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 44 [2024-11-13 20:44:49,764 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:44:49,764 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:44:49,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:44:49,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:44:49,772 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,775 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,788 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,790 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:44:49,792 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:44:49,792 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:44:49,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:44:49,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:44:49" (1/1) ... [2024-11-13 20:44:49,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:44:49,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:44:49,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:44:49,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:44:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:44:49,860 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:44:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:44:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:44:49,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:44:50,025 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:44:50,027 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:44:50,141 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 20:44:50,141 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:44:50,203 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:44:50,205 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:44:50,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:44:50 BoogieIcfgContainer [2024-11-13 20:44:50,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:44:50,207 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:44:50,207 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:44:50,218 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:44:50,218 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:44:50" (1/1) ... [2024-11-13 20:44:50,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:44:50,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:44:50,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:44:50,291 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:44:50,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:44:50,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:44:50,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:44:50,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:44:50,299 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:44:50,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:44:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:44:50,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:44:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:44:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:44:50,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:44:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:44:50,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:44:50,659 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:44:50,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:44:50 ImpRootNode [2024-11-13 20:44:50,691 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:44:50,692 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:44:50,693 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:44:50,693 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:44:50,694 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:44:50" (3/4) ... [2024-11-13 20:44:50,697 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:44:50,698 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:44:50,699 INFO L158 Benchmark]: Toolchain (without parser) took 2403.93ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 44.7MB in the end (delta: 13.0MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2024-11-13 20:44:50,702 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:44:50,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1417.62ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 53.7MB in the end (delta: 3.7MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 20:44:50,703 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.94ms. Allocated memory is still 83.9MB. Free memory was 53.7MB in the beginning and 50.8MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:44:50,703 INFO L158 Benchmark]: Boogie Preprocessor took 26.25ms. Allocated memory is still 83.9MB. Free memory was 50.8MB in the beginning and 49.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:44:50,704 INFO L158 Benchmark]: RCFGBuilder took 414.67ms. Allocated memory is still 83.9MB. Free memory was 49.3MB in the beginning and 34.1MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:44:50,704 INFO L158 Benchmark]: CodeCheck took 483.86ms. Allocated memory is still 83.9MB. Free memory was 34.1MB in the beginning and 44.7MB in the end (delta: -10.6MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2024-11-13 20:44:50,704 INFO L158 Benchmark]: Witness Printer took 6.19ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 44.7MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:44:50,710 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1568]: 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 1560. 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); [L1560] 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) [L1560] 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] [L1561] CALL CWE191_Integer_Underflow__int_min_sub_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_min_sub_65b_badSink; [L1553] data = 0 [L1554] data = (-0x7fffffff - 1) [L1555] CALL funcPtr(data) [L1568] data - 1 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 0.30ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1417.62ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 53.7MB in the end (delta: 3.7MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.94ms. Allocated memory is still 83.9MB. Free memory was 53.7MB in the beginning and 50.8MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.25ms. Allocated memory is still 83.9MB. Free memory was 50.8MB in the beginning and 49.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 414.67ms. Allocated memory is still 83.9MB. Free memory was 49.3MB in the beginning and 34.1MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 483.86ms. Allocated memory is still 83.9MB. Free memory was 34.1MB in the beginning and 44.7MB in the end (delta: -10.6MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. * Witness Printer took 6.19ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 44.7MB in the end (delta: 6.5kB). 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 20:44:50,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f7d561-4dda-41c9-817f-af5b9ea40bbc/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