./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_67_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_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/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_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/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_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/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 0953d4dc605db658e8760e5f4db1f9e61c353800470fb93bb4445b985bd41d66 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:33:30,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:33:30,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:33:30,620 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:33:30,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:33:30,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:33:30,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:33:30,658 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:33:30,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:33:30,659 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:33:30,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:33:30,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:33:30,659 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:33:30,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:33:30,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:33:30,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:33:30,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:33:30,660 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:33:30,660 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:33:30,660 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:33:30,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:33:30,661 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:33:30,661 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:33:30,661 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:33:30,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:33:30,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:33:30,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:30,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:33:30,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:33:30,662 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:33:30,662 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:33:30,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:33:30,663 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_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/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 -> 0953d4dc605db658e8760e5f4db1f9e61c353800470fb93bb4445b985bd41d66 [2024-11-13 20:33:30,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:33:30,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:33:30,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:33:30,980 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:33:30,981 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:33:30,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_67_bad.i Unable to find full path for "g++" [2024-11-13 20:33:32,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:33:33,275 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:33:33,276 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_67_bad.i [2024-11-13 20:33:33,315 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/data/826bcb36e/40e8ab95570a4dc88bfcd61a14f623aa/FLAG8de52fb14 [2024-11-13 20:33:33,394 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/data/826bcb36e/40e8ab95570a4dc88bfcd61a14f623aa [2024-11-13 20:33:33,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:33:33,401 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:33:33,403 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:33,403 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:33:33,408 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:33:33,409 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:33" (1/1) ... [2024-11-13 20:33:33,410 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@432e8a9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:33, skipping insertion in model container [2024-11-13 20:33:33,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:33" (1/1) ... [2024-11-13 20:33:33,491 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:33:34,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:34,450 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:33:34,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:34,677 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:33:34,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34 WrapperNode [2024-11-13 20:33:34,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:34,679 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:34,679 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:33:34,679 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:33:34,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,725 INFO L138 Inliner]: procedures = 498, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56 [2024-11-13 20:33:34,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:34,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:33:34,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:33:34,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:33:34,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,735 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,740 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:33:34,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:33:34,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:33:34,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:33:34,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:34" (1/1) ... [2024-11-13 20:33:34,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:34,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:33:34,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:33:34,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:33:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:33:34,822 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:33:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:33:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:33:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:33:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:33:34,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:33:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:33:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:33:34,998 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:33:35,000 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:33:35,173 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 20:33:35,177 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:33:35,229 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:33:35,233 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:33:35,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:35 BoogieIcfgContainer [2024-11-13 20:33:35,234 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:33:35,234 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:33:35,234 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:33:35,247 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:33:35,248 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:35" (1/1) ... [2024-11-13 20:33:35,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:33:35,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:35,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:33:35,320 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:33:35,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:33:35,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:35,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:33:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:35,918 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 20:33:35,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:35,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 20:33:35,972 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 20:33:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:33:35,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:35,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:33:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:33:36,044 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:33:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:33:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:33:36,172 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:33:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:33:36,214 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:33:36,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:33:36 ImpRootNode [2024-11-13 20:33:36,240 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:33:36,241 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:33:36,241 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:33:36,241 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:33:36,242 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:35" (3/4) ... [2024-11-13 20:33:36,243 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:33:36,244 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:33:36,245 INFO L158 Benchmark]: Toolchain (without parser) took 2844.92ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 76.4MB in the end (delta: 14.0MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2024-11-13 20:33:36,246 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:36,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1275.74ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 84.4MB in the end (delta: 5.7MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-13 20:33:36,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.66ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 81.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:36,247 INFO L158 Benchmark]: Boogie Preprocessor took 20.98ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.5MB in the end (delta: 975.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:36,247 INFO L158 Benchmark]: RCFGBuilder took 486.04ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 66.3MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:33:36,248 INFO L158 Benchmark]: CodeCheck took 1005.97ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 76.4MB in the end (delta: -10.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:36,248 INFO L158 Benchmark]: Witness Printer took 3.48ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 76.4MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:36,251 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 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, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1573]: 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 1565. 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); [L1565] 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) [L1565] 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] [L1566] CALL CWE190_Integer_Overflow__int_fscanf_add_67_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_fscanf_add_67_structType myStruct; [L1557] data = 0 [L1559] myStruct.structFirst = data [L1560] CALL CWE190_Integer_Overflow__int_fscanf_add_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1275.74ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 84.4MB in the end (delta: 5.7MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.66ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 81.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.98ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.5MB in the end (delta: 975.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 486.04ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 66.3MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1005.97ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 76.4MB in the end (delta: -10.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.48ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 76.4MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:33:36,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/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_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/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_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/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_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/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 0953d4dc605db658e8760e5f4db1f9e61c353800470fb93bb4445b985bd41d66 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:33:39,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:33:39,256 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:33:39,282 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:33:39,283 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:33:39,283 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:33:39,284 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:33:39,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:33:39,284 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:33:39,284 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:33:39,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:33:39,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:33:39,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:33:39,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:33:39,285 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:33:39,285 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:33:39,285 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:33:39,285 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:33:39,286 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:33:39,286 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:33:39,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:33:39,286 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:33:39,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:33:39,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:33:39,286 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:33:39,287 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:33:39,287 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:33:39,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:33:39,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:39,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:33:39,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:33:39,288 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:33:39,288 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:33:39,288 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:33:39,288 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:33:39,288 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_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/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 -> 0953d4dc605db658e8760e5f4db1f9e61c353800470fb93bb4445b985bd41d66 [2024-11-13 20:33:39,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:33:39,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:33:39,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:33:39,710 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:33:39,711 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:33:39,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_67_bad.i Unable to find full path for "g++" [2024-11-13 20:33:41,670 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:33:42,162 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:33:42,163 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_67_bad.i [2024-11-13 20:33:42,199 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/data/be39614a1/93999e6cfd814b7991b185c7c40040f7/FLAG9611a7ab7 [2024-11-13 20:33:42,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/data/be39614a1/93999e6cfd814b7991b185c7c40040f7 [2024-11-13 20:33:42,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:33:42,227 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:33:42,231 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:42,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:33:42,239 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:33:42,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:42" (1/1) ... [2024-11-13 20:33:42,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@317ff6ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:42, skipping insertion in model container [2024-11-13 20:33:42,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:33:42" (1/1) ... [2024-11-13 20:33:42,316 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:33:43,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:43,296 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:33:43,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:33:43,568 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:33:43,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43 WrapperNode [2024-11-13 20:33:43,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:33:43,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:43,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:33:43,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:33:43,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,600 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,622 INFO L138 Inliner]: procedures = 503, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2024-11-13 20:33:43,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:33:43,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:33:43,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:33:43,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:33:43,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,644 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,646 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,648 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,656 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:33:43,657 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:33:43,657 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:33:43,657 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:33:43,658 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:33:43" (1/1) ... [2024-11-13 20:33:43,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:33:43,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:33:43,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:33:43,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:33:43,727 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:33:43,727 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:33:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:33:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:33:43,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:33:43,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:33:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:33:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:33:43,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:33:43,923 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:33:43,925 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:33:44,097 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 20:33:44,097 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:33:44,161 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:33:44,164 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:33:44,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:44 BoogieIcfgContainer [2024-11-13 20:33:44,165 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:33:44,165 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:33:44,165 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:33:44,175 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:33:44,176 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:44" (1/1) ... [2024-11-13 20:33:44,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:33:44,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:44,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:33:44,232 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:33:44,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:33:44,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:44,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:33:44,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:33:44,239 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:33:44,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:33:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:44,408 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:33:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:33:44,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:33:44,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:33:44,531 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 20:33:44,533 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:33:44,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:33:44,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:33:44,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 20:33:44,558 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 20:33:44,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:33:44,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:33:44,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:33:44,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:33:44,564 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:33:44,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:33:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:33:44,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:33:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:33:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:33:45,003 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:33:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:33:45,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:33:45,137 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:33:45,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:33:45 ImpRootNode [2024-11-13 20:33:45,174 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:33:45,175 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:33:45,175 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:33:45,176 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:33:45,176 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:33:44" (3/4) ... [2024-11-13 20:33:45,179 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:33:45,180 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:33:45,183 INFO L158 Benchmark]: Toolchain (without parser) took 2953.94ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 70.4MB in the end (delta: 21.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-13 20:33:45,185 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:45,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1338.78ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 80.2MB in the end (delta: 11.5MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-13 20:33:45,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.31ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 77.4MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:45,187 INFO L158 Benchmark]: Boogie Preprocessor took 33.38ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 75.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:45,187 INFO L158 Benchmark]: RCFGBuilder took 507.91ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 58.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:33:45,187 INFO L158 Benchmark]: CodeCheck took 1009.06ms. Allocated memory is still 117.4MB. Free memory was 58.7MB in the beginning and 70.4MB in the end (delta: -11.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:45,187 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 70.4MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:33:45,192 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 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, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 63 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: 1573]: 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 1565. 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); [L1565] 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) [L1565] 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] [L1566] CALL CWE190_Integer_Overflow__int_fscanf_add_67_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_fscanf_add_67_structType myStruct; [L1557] data = 0 [L1559] myStruct.structFirst = data [L1560] CALL CWE190_Integer_Overflow__int_fscanf_add_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1338.78ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 80.2MB in the end (delta: 11.5MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.31ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 77.4MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.38ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 75.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 507.91ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 58.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1009.06ms. Allocated memory is still 117.4MB. Free memory was 58.7MB in the beginning and 70.4MB in the end (delta: -11.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 70.4MB in the end (delta: 19.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:33:45,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bab0cf2-4b7a-4c6a-8271-99db81a2dc8d/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