./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_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_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/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_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/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_042ad368-db23-49c4-afbe-9fdcfe12524e/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 2940ab8124310808c8ace6d82fd8e2e692585183a56b1c99186595adef52056f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:53:57,964 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:53:58,061 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:53:58,065 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:53:58,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:53:58,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:53:58,100 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:53:58,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:53:58,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:53:58,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:53:58,101 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:53:58,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:53:58,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:53:58,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:53:58,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:53:58,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:53:58,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:53:58,104 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:53:58,104 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:53:58,104 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:53:58,104 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:53:58,104 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:53:58,105 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:53:58,105 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:53:58,105 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:53:58,105 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:53:58,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:53:58,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:53:58,106 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:53:58,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:53:58,106 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:53:58,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:53:58,106 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_042ad368-db23-49c4-afbe-9fdcfe12524e/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 -> 2940ab8124310808c8ace6d82fd8e2e692585183a56b1c99186595adef52056f [2024-11-13 22:53:58,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:53:58,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:53:58,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:53:58,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:53:58,419 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:53:58,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i Unable to find full path for "g++" [2024-11-13 22:54:00,466 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:54:00,863 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:54:00,863 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i [2024-11-13 22:54:00,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/data/ad4161aa7/39b2066f8f1c42818c2de87bbe70b155/FLAG9185489fb [2024-11-13 22:54:00,918 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/data/ad4161aa7/39b2066f8f1c42818c2de87bbe70b155 [2024-11-13 22:54:00,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:54:00,922 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:54:00,924 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:54:00,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:54:00,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:54:00,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:54:00" (1/1) ... [2024-11-13 22:54:00,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af4a7c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:00, skipping insertion in model container [2024-11-13 22:54:00,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:54:00" (1/1) ... [2024-11-13 22:54:00,978 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:54:01,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:54:01,899 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:54:01,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:54:02,161 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:54:02,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02 WrapperNode [2024-11-13 22:54:02,162 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:54:02,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:54:02,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:54:02,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:54:02,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,204 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,236 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 49 [2024-11-13 22:54:02,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:54:02,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:54:02,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:54:02,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:54:02,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,250 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,263 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:54:02,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:54:02,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:54:02,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:54:02,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:54:02,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:54:02,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:54:02,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:54:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:54:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:54:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:54:02,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:54:02,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:54:02,514 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:54:02,516 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:54:02,630 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 22:54:02,630 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:54:02,685 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:54:02,686 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:54:02,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:02 BoogieIcfgContainer [2024-11-13 22:54:02,686 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:54:02,687 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:54:02,687 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:54:02,698 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:54:02,698 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:02" (1/1) ... [2024-11-13 22:54:02,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:54:02,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:02,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:54:02,782 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:54:02,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:54:02,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:02,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:54:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:02,931 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:54:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:03,055 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:54:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:03,094 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:54:03,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:54:03 ImpRootNode [2024-11-13 22:54:03,118 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:54:03,119 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:54:03,119 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:54:03,119 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:54:03,120 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:02" (3/4) ... [2024-11-13 22:54:03,122 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:54:03,123 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:54:03,124 INFO L158 Benchmark]: Toolchain (without parser) took 2201.82ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 48.7MB in the end (delta: 39.5MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 22:54:03,124 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:03,125 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1238.40ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 80.3MB in the end (delta: 7.9MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 22:54:03,125 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.56ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.3MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:54:03,126 INFO L158 Benchmark]: Boogie Preprocessor took 35.46ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:03,126 INFO L158 Benchmark]: RCFGBuilder took 413.73ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 63.6MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:54:03,126 INFO L158 Benchmark]: CodeCheck took 430.94ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 49.4MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:54:03,127 INFO L158 Benchmark]: Witness Printer took 4.29ms. Allocated memory is still 117.4MB. Free memory was 49.4MB in the beginning and 48.7MB in the end (delta: 731.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:03,129 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: 1569]: 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_fscanf_multiply_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_fscanf_multiply_65b_badSink; [L1553] data = 0 [L1555] CALL funcPtr(data) [L1567] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1238.40ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 80.3MB in the end (delta: 7.9MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.56ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 78.3MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.46ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 413.73ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 63.6MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 430.94ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 49.4MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.29ms. Allocated memory is still 117.4MB. Free memory was 49.4MB in the beginning and 48.7MB in the end (delta: 731.9kB). 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 22:54:03,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/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_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/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_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/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_042ad368-db23-49c4-afbe-9fdcfe12524e/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 2940ab8124310808c8ace6d82fd8e2e692585183a56b1c99186595adef52056f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:54:05,778 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:54:05,921 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:54:05,948 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:54:05,949 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:54:05,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:54:05,950 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:54:05,950 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:54:05,950 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:54:05,950 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:54:05,950 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:54:05,950 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:54:05,951 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:54:05,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:54:05,951 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:54:05,951 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:54:05,951 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:54:05,951 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:54:05,952 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:54:05,952 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:54:05,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:54:05,952 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:54:05,952 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:54:05,952 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:54:05,952 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:54:05,953 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:05,953 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:54:05,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:54:05,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:54:05,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:54:05,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:54:05,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:54:05,954 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:54:05,954 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:05,954 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:54:05,954 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_042ad368-db23-49c4-afbe-9fdcfe12524e/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 -> 2940ab8124310808c8ace6d82fd8e2e692585183a56b1c99186595adef52056f [2024-11-13 22:54:06,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:54:06,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:54:06,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:54:06,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:54:06,347 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:54:06,349 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i Unable to find full path for "g++" [2024-11-13 22:54:08,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:54:08,793 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:54:08,794 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_65_bad.i [2024-11-13 22:54:08,830 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/data/f79653d0f/f9bc965370014eeca72656873a5e5972/FLAGbeae7bf88 [2024-11-13 22:54:08,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/data/f79653d0f/f9bc965370014eeca72656873a5e5972 [2024-11-13 22:54:08,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:54:08,856 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:54:08,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:54:08,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:54:08,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:54:08,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:54:08" (1/1) ... [2024-11-13 22:54:08,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274b16b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:08, skipping insertion in model container [2024-11-13 22:54:08,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:54:08" (1/1) ... [2024-11-13 22:54:08,936 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:54:10,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:54:10,104 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:54:10,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:54:10,435 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:54:10,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10 WrapperNode [2024-11-13 22:54:10,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:54:10,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:54:10,436 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:54:10,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:54:10,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,484 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,517 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 48 [2024-11-13 22:54:10,518 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:54:10,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:54:10,518 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:54:10,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:54:10,527 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,532 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,533 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,544 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,545 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:54:10,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:54:10,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:54:10,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:54:10,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:10" (1/1) ... [2024-11-13 22:54:10,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:54:10,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:54:10,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:54:10,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:54:10,616 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:54:10,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:54:10,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:54:10,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:54:10,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:54:10,817 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:54:10,819 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:54:10,975 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 22:54:10,975 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:54:11,046 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:54:11,046 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:54:11,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:11 BoogieIcfgContainer [2024-11-13 22:54:11,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:54:11,048 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:54:11,050 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:54:11,060 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:54:11,060 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:11" (1/1) ... [2024-11-13 22:54:11,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:54:11,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:11,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:54:11,124 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:54:11,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:54:11,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:11,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:11,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:54:11,138 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:54:11,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:54:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:11,334 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:54:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:11,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:54:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:11,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:54:11,480 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:54:11,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:54:11 ImpRootNode [2024-11-13 22:54:11,514 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:54:11,515 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:54:11,515 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:54:11,516 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:54:11,517 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:11" (3/4) ... [2024-11-13 22:54:11,520 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:54:11,521 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:54:11,522 INFO L158 Benchmark]: Toolchain (without parser) took 2665.48ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 43.8MB in the end (delta: 13.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2024-11-13 22:54:11,522 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 83.9MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:11,524 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1576.87ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 53.2MB in the end (delta: 3.9MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2024-11-13 22:54:11,525 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.45ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 50.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:11,525 INFO L158 Benchmark]: Boogie Preprocessor took 29.73ms. Allocated memory is still 83.9MB. Free memory was 50.5MB in the beginning and 48.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:11,526 INFO L158 Benchmark]: RCFGBuilder took 498.34ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 33.7MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:54:11,526 INFO L158 Benchmark]: CodeCheck took 466.63ms. Allocated memory is still 83.9MB. Free memory was 33.7MB in the beginning and 44.2MB in the end (delta: -10.5MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2024-11-13 22:54:11,526 INFO L158 Benchmark]: Witness Printer took 5.99ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 43.8MB in the end (delta: 427.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:11,533 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: 1569]: 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_fscanf_multiply_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE191_Integer_Underflow__int_fscanf_multiply_65b_badSink; [L1553] data = 0 [L1555] CALL funcPtr(data) [L1567] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 83.9MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1576.87ms. Allocated memory is still 83.9MB. Free memory was 57.1MB in the beginning and 53.2MB in the end (delta: 3.9MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.45ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 50.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.73ms. Allocated memory is still 83.9MB. Free memory was 50.5MB in the beginning and 48.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 498.34ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 33.7MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 466.63ms. Allocated memory is still 83.9MB. Free memory was 33.7MB in the beginning and 44.2MB in the end (delta: -10.5MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. * Witness Printer took 5.99ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 43.8MB in the end (delta: 427.4kB). 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 22:54:11,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042ad368-db23-49c4-afbe-9fdcfe12524e/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