./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_21_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_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/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_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/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_faa4f964-9474-4bea-94a8-b67ab79bf4f5/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 00d522bfe879f1f0ed8fd180626c6a24792d1fce5e2336bb382c6b78bf3c8b63 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:30:14,104 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:30:14,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:30:14,216 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:30:14,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:30:14,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:30:14,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:30:14,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:30:14,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:30:14,242 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:30:14,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:30:14,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:30:14,243 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:30:14,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:30:14,243 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:30:14,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:30:14,244 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:30:14,244 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:30:14,244 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:30:14,244 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:30:14,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:30:14,245 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:30:14,245 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:30:14,245 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:30:14,245 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:30:14,245 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:30:14,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:14,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:30:14,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:30:14,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:30:14,246 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:30:14,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:30:14,246 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_faa4f964-9474-4bea-94a8-b67ab79bf4f5/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 -> 00d522bfe879f1f0ed8fd180626c6a24792d1fce5e2336bb382c6b78bf3c8b63 [2024-11-13 22:30:14,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:30:14,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:30:14,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:30:14,529 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:30:14,530 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:30:14,531 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_21_bad.i Unable to find full path for "g++" [2024-11-13 22:30:16,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:30:16,837 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:30:16,838 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_21_bad.i [2024-11-13 22:30:16,868 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/data/e6ae2986f/d977032320824386ba40d5dd3631fa0c/FLAGa354fb090 [2024-11-13 22:30:16,977 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/data/e6ae2986f/d977032320824386ba40d5dd3631fa0c [2024-11-13 22:30:16,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:30:16,981 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:30:16,982 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:16,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:30:16,987 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:30:16,988 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:16,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a04c3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:16, skipping insertion in model container [2024-11-13 22:30:16,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:16" (1/1) ... [2024-11-13 22:30:17,039 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:30:17,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:17,914 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:30:18,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:18,171 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:30:18,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18 WrapperNode [2024-11-13 22:30:18,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:18,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:18,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:30:18,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:30:18,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,216 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-13 22:30:18,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:18,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:30:18,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:30:18,217 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:30:18,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,230 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,231 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:30:18,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:30:18,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:30:18,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:30:18,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:18,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:30:18,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:30:18,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:30:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:30:18,302 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:30:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:30:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:30:18,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:30:18,480 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:30:18,482 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:30:18,613 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 22:30:18,613 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:30:18,661 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:30:18,663 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:30:18,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:18 BoogieIcfgContainer [2024-11-13 22:30:18,664 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:30:18,665 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:30:18,665 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:30:18,676 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:30:18,677 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:18" (1/1) ... [2024-11-13 22:30:18,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:30:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:18,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:30:18,750 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:30:18,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:30:18,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:18,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:19,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:19,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:19,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:30:19,070 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:30:19,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:30:19,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:19,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:30:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:19,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:19,171 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:19,201 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:30:19,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:30:19 ImpRootNode [2024-11-13 22:30:19,244 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:30:19,246 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:30:19,246 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:30:19,246 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:30:19,247 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:18" (3/4) ... [2024-11-13 22:30:19,250 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:30:19,251 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:30:19,256 INFO L158 Benchmark]: Toolchain (without parser) took 2270.73ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 67.9MB in the end (delta: 47.7MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-13 22:30:19,256 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:19,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1189.57ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 107.9MB in the end (delta: 7.6MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 22:30:19,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.65ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 105.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:19,257 INFO L158 Benchmark]: Boogie Preprocessor took 18.43ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.5MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:19,257 INFO L158 Benchmark]: RCFGBuilder took 428.33ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 91.2MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:19,258 INFO L158 Benchmark]: CodeCheck took 579.64ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 68.5MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:30:19,262 INFO L158 Benchmark]: Witness Printer took 5.17ms. Allocated memory is still 142.6MB. Free memory was 68.5MB in the beginning and 67.9MB in the end (delta: 601.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:19,264 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: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 9 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1554]: 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 1571. 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); [L1548] static int badStatic = 0; [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_fscanf_preinc_21_bad() [L1562] int data; [L1563] data = 0 [L1565] badStatic = 1 [L1566] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=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 0.41ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1189.57ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 107.9MB in the end (delta: 7.6MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.65ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 105.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.43ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.5MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 428.33ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 91.2MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 579.64ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 68.5MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 5.17ms. Allocated memory is still 142.6MB. Free memory was 68.5MB in the beginning and 67.9MB in the end (delta: 601.8kB). 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 22:30:19,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/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_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/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_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_21_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/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_faa4f964-9474-4bea-94a8-b67ab79bf4f5/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 00d522bfe879f1f0ed8fd180626c6a24792d1fce5e2336bb382c6b78bf3c8b63 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:30:22,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:30:22,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:30:22,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:30:22,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:30:22,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:30:22,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:30:22,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:30:22,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:30:22,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:30:22,203 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:30:22,203 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:30:22,204 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:30:22,204 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:30:22,204 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:30:22,204 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:30:22,205 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:30:22,205 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:30:22,205 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:30:22,205 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:30:22,205 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:30:22,205 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:30:22,205 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:30:22,205 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:30:22,205 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:30:22,206 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:22,206 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:30:22,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:30:22,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:22,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:30:22,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:30:22,207 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:30:22,207 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:30:22,207 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:22,208 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:30:22,208 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_faa4f964-9474-4bea-94a8-b67ab79bf4f5/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 -> 00d522bfe879f1f0ed8fd180626c6a24792d1fce5e2336bb382c6b78bf3c8b63 [2024-11-13 22:30:22,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:30:22,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:30:22,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:30:22,554 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:30:22,554 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:30:22,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_21_bad.i Unable to find full path for "g++" [2024-11-13 22:30:24,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:30:25,038 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:30:25,039 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_21_bad.i [2024-11-13 22:30:25,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/data/cc465d053/9b7cc8344cd8415fbbd689faf0b87ea0/FLAG35f4d1000 [2024-11-13 22:30:25,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/data/cc465d053/9b7cc8344cd8415fbbd689faf0b87ea0 [2024-11-13 22:30:25,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:30:25,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:30:25,096 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:25,096 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:30:25,102 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:30:25,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:25" (1/1) ... [2024-11-13 22:30:25,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43db7130 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:25, skipping insertion in model container [2024-11-13 22:30:25,105 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:30:25" (1/1) ... [2024-11-13 22:30:25,165 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:30:26,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:26,245 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:30:26,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:30:26,574 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:30:26,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26 WrapperNode [2024-11-13 22:30:26,575 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:30:26,576 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:26,576 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:30:26,576 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:30:26,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,619 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,655 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-13 22:30:26,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:30:26,656 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:30:26,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:30:26,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:30:26,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,674 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,689 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,691 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:30:26,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:30:26,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:30:26,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:30:26,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:30:26" (1/1) ... [2024-11-13 22:30:26,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:30:26,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:30:26,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:30:26,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:30:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:30:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:30:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:30:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:30:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:30:26,934 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:30:26,936 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:30:27,040 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:30:27,040 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:30:27,092 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:30:27,093 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:30:27,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:27 BoogieIcfgContainer [2024-11-13 22:30:27,093 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:30:27,094 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:30:27,095 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:30:27,107 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:30:27,107 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:27" (1/1) ... [2024-11-13 22:30:27,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:30:27,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:27,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:30:27,169 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:30:27,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:30:27,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:27,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:27,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:27,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:27,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:30:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:27,336 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:27,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:30:27,379 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:27,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:30:27,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:30:27,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:27,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:30:27,454 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:30:27,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:30:27,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:27,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:27,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:27,459 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:27,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:30:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:27,602 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:27,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:27,704 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:30:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:30:27,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:30:27,745 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:30:27,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:30:27 ImpRootNode [2024-11-13 22:30:27,778 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:30:27,779 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:30:27,779 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:30:27,779 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:30:27,780 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:30:27" (3/4) ... [2024-11-13 22:30:27,782 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:30:27,783 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:30:27,788 INFO L158 Benchmark]: Toolchain (without parser) took 2690.14ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 76.9MB in the end (delta: 14.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-13 22:30:27,788 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:27,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1478.77ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 77.8MB in the end (delta: 13.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-13 22:30:27,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.37ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 75.1MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:27,789 INFO L158 Benchmark]: Boogie Preprocessor took 49.55ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 73.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:27,789 INFO L158 Benchmark]: RCFGBuilder took 386.62ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 58.5MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:30:27,793 INFO L158 Benchmark]: CodeCheck took 684.23ms. Allocated memory is still 117.4MB. Free memory was 58.5MB in the beginning and 77.5MB in the end (delta: -19.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:30:27,793 INFO L158 Benchmark]: Witness Printer took 5.66ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 76.9MB in the end (delta: 602.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:30:27,795 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: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 8 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 34 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1554]: 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 1571. 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); [L1548] static int badStatic = 0; [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_fscanf_preinc_21_bad() [L1562] int data; [L1563] data = 0 [L1565] badStatic = 1 [L1566] CALL badSink(data) [L1551] COND TRUE \read(badStatic) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=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 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1478.77ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 77.8MB in the end (delta: 13.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.37ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 75.1MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.55ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 73.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 386.62ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 58.5MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 684.23ms. Allocated memory is still 117.4MB. Free memory was 58.5MB in the beginning and 77.5MB in the end (delta: -19.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.66ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 76.9MB in the end (delta: 602.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:30:27,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faa4f964-9474-4bea-94a8-b67ab79bf4f5/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